Q. If the income of Ram is 20 less than Shyam, then Shayam's income is greater than that of the Ram's by
1) 20%
2) 25%
3) 30%
4) 15%
Q. The average marks obtained by 20 students is 45. The average of first ten is 50 and that of the last nine is 40. What are the marks obtained by the 11th student?
1) 30
2) 50
3) 40
4) 45
Q. The compound interest on Rs. 4000 at the rate of 10% for two years is -
1) Rs. 840
2) Rs. 820
3) Rs. 780
4) Rs. 860
Q. A person after 4 years will be twice as old as his son. The sum of their ages is 46. What is the son's age today?
1) 16 years
2) 14 years
3) 15 years
4) 13 years
Q. The area of a square is x. If its side is doubled, then its area will be
1) x2
2) 2x
3) 4x
4) x2/2
Q. A triple successive discount of 20%, 10% and 5% is equal to a single discount of -
1) 40%
2) 35%
3) 31.60%
4) 25.7%
Q. If the perimeter of a certain rectangle is 76 and its area is 360, then what is the length of its shortest side?
1) 36
2) 20
3) 18
4) 12
Q. The sum of the squares of two positive numbers is 208. If the square of the bigger number is 18 times the smaller number, the numbers are -
1) (10, 11)
2) (12, 8)
3) (108, 8)
4) None of the above
Q. A fraction becomes 1/2 on subtracting 1 from the numerator and adding 2 to the denominator and reduces to 1/3 on subtracting 7 from the numerator and 2 from the denominator. The fraction is -
1) 5/6
2) 11/14
3) 13/20
4) 15/26
Q. 3 men or 5 women can do a work in 12 days. How long will 6 men and 5 women take to do the same work?
1) 6 days
2) 5 days
3) 4 days
4) 3 days
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