Navy test series 61

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Q 1 · Reasoning
In the following number series a wrong number is given. Find out the wrong number.
1, 3, 10, 21, 64, 129, 356, 777 
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Q 2 · Math
Find the greatest number that will divide 43, 91 and 183 so as to leave the same remainder in each case. 
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Q 3 · Math
The H.C.F. of two numbers is 23 and the other two factors of their L.C.M. are 13 and 14. The larger of the two numbers is: 
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Q 4 · Math
Six bells commence tolling together and toll at intervals of 2, 4, 6, 8 10 and 12 seconds respectively. In 30 minutes, how many times do they toll together ?
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Q 5 · Math
The greatest number of four digits which is divisible by 15, 25, 40 and 75 is: 
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Q 6 · Math
The product of two numbers is 4107. If the H.C.F. of these numbers is 37, then the greater number is: 
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Q 7 · Math
Three number are in the ratio of 3 : 4 : 5 and their L.C.M. is 2400. Their H.C.F. is: 
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Q 8 · Math
Ajit has a certain average for 9 innings. In the tenth innings, he scores 100 runs thereby increasing his average by 8 runs. His new average is:
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Q 9 · Math
The average temperature for Wednesday, Thursday and Friday was 40°C. The average for Thursday, Friday and Saturday was 41° C. If temperature on Saturday was 42° C, what was the temperature on Wednesday?
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Q 10 · Math
The average of the first five multiples of 9 is:
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Q 11 · Math
The speed of the train going from Nagpur to Allahabad is 100 km/h while when coming back from Allahabad to Nagpur, its speed is 150 km/h. find the average speed during whole journey. 
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Q 12 · Math
Find the average of first 97 natural numbers.
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Q 13 · Math
The average age of three boys is 15 years. If their ages are in ratio 3 : 5 : 7, the age of the youngest boy is
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Q 14 · Math
The average of a group of men is increased by 5 years when a person aged of 18 years is replaced by a new person of aged 38 years. How many men are there in the group?
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Q 15 · Math
In a boat there are 8 men whose average weight is increased by 1 kg when 1 man of 60 kg is replaced by a new man. What is weight of new comer?
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Q 16 · Math
The average of 25 results is 18. The average of first 12 of those is 14 and the average of last 12 is 17. What is the 13th result?
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Q 17 · Math
The average monthly salary of 660 workers in a factory is Rs. 380. The average monthly salary of officers is Rs. 2100 and the average monthly salary of the other workers is Rs. 340. Find the number of other workers.
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Q 18 · Math
The average marks of four subjects is 120. If 33 was misread as 13 during the calculation, what will be the correct average?
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Q 19 · Math
A man travels equal distances of his journey at 40, 30 and 15 km/h. respectively. Find his average speed for whole journey.
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Q 20 · Science
Electric bulb filament is made of 
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Q 21 · Science
Which of the following is a non metal that remains liquid at room temperature?
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Q 22 · Science
Chemical formula for water is
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Q 23 · Science
The gas usually filled in the electric bulb is
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Q 24 · Science
Which of the gas is not known as green house gas?
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Q 25 · History
The Rowlatt Act was passed in : 
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Q 26 · Reasoning
Choose the word which is different from the rest.
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Q 27 · Reasoning
Choose the word which is different from the rest.
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Q 28 · Reasoning
Choose the word which is different from the rest.
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Q 29 · Math
Find the lowest common multiple of 24, 36 and 40. 
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Q 30 · Math
The least number which should be added to 2497 so that the sum is exactly divisible by 5, 6, 4 and 3 is: 
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Q 31 · Math
The H.C.F. of two numbers is 11 and their L.C.M. is 7700. If one of the numbers is 275, then the other is: 
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Q 32 · Math
What will be the least number which when doubled will be exactly divisible by 12, 18, 21 and 30 ? 
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Q 33 · Math
The ratio of two numbers is 3 : 4 and their H.C.F. is 4. Their L.C.M. is: 
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Q 34 · Math
Which of the following fraction is the largest ? 
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Q 35 · Reasoning
In a certain code FIRE is coded as DGPC. What will be the last letter of the coded word for SHOT.
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Q 36 · Reasoning
If TOUR is written in a certain code as 1234, CLEAR as 56784 and SPARE as 90847, what will be the 5th digit for SCULPTURE in the same code ?
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Q 37 · Reasoning
If in a certain language PROSE is coded as PPOQE, how is LIGHT coded in that code ?
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Q 38 · Reasoning
If SUMMER is coded RUNNER, the code for WINTER is
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Q 39 · Reasoning
If MIND becomes KGLB and ARGUE becomes YPESC, then what will DIAGRAM be in that code ?
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Q 40 · Reasoning
In a certain language PRACTICE is coded as PICCTRAE, how is FLAMES coded in that code ? 
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Q 41 · Reasoning
If the KNIFE is coded as MPKHG, what do the letters DTGCF stand for ?
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Q 42 · Reasoning
If the letters GBOQX stand for HAPPY , for which word the letters CROSS stand for ?
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Q 43 · Reasoning
If in a certain language SISTER is coded as 535301 , UNCLE is coded as 84670 and BOY as 129 , how son is coded ?
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Q 44 · Reasoning
If HARD is coded s 1357 and SOFT is coded as 2468, what do the figures 21448 stand for ?
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Q 45 · English
Antonym of - Foremost :
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Q 46 · English
Antonym of - Protects :
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Q 47 · English
Antonym of - Beautiful : 
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Q 48 · English
Antonym of - Terrible : 
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Q 49 · English
Antonym of - Widely : 
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Q 50 · English
Antonym of - Mighty : 
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