Q. In a class the average age of girl is 14 years and that of boy is 12 years. The number of boys is 8 more than the number of girls. What is the average age of all students in the class?
1) 45
2) 36
3) 24
4) can't determine
Q. Aditya monthly salary is 15% more than Sanjay Monthly salary if Aditya monthly salary is 17250 than what is Sanjay annual salary.
1) 15000
2) 17000
3) 18000
4) 25000
Q. The average of 5 consecutive even numbers is 40. What is the sum of product of first and fifth number and 2nd and fourth number?
1) 3180
2) 3220
3) 3120
4) 3400
Q. The population of Delhi two years ago was 55000. It increase by 12% in the first year and decreased by 15% in the second year. What was the population of town at the end of 2 years?
1) 7084
2) 70804
3) 70840
4) 70940
Q. The average weight of P, Q, and R is 42 kg. S joins them and average of all four becomes 44 kg. if T whose weight is 4 kg more than S replace P, the average weight of Q, R, S and T become 39 kg then what was the weight of P.
1) 75
2) 73
3) 74
4) 84
Q. If the length of rectangle is increased by 20% and breadth is decreased by 10% then what will be impact on area.
1) 5%
2) 10% increase
3) 20% decrease
4) None of these
Q. If the length of rectangle is increased by 20% and breadth is decreased by 10% then what will be impact on perimeter.
1) 10% increase
2) 20% decrease
3) 5% increase
4) 8% increase
Q. The four number whose Average is 55 the first is one fourth of the sum the last three the first number is -
1) 44
2) 43
3) 40
4) 45
Q. If 6 years are subtracted from present age of Aditya and remainder is divided by 18 then the present age of Ekta is obtained. If Ekta is 2 years younger to Prachi whose age is 5 years then what is Aditya present age.
1) 42 years
2) 44 years
3) 55 years
4) 60 years
Q. Ram gets 20% marks more than Girish. Girish get 20% more than Sanjay. Sanjay gets 20 less than Aditya. If Ram got 576 marks and total marks were 800 then what marks did Aditya get.
1) 600
2) 480
3) 500
4) 600
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