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___________?
A. 276
B. 299
C. 322
D. 345
Clearly, the numbers are (23 * 13) and (23 * 14). Larger number = (23 * 14) = 322.
A. 276
B. 299
C. 322
D. 345
Clearly, the numbers are (23 * 13) and (23 * 14). Larger number = (23 * 14) = 322.
A. Rs. 15
B. Rs. 16
C. Rs. 17
D. Rs. 18
Explanation:
Let the cost price for the manufacturer be Rs. x. Then, 125% of 120% of 118% of x = 30.09.
125/100 * 120/100 * 118/100 * x = 3009/100
177/100 x = 3009/100 => x = 17
A. 35 years
B. 30 years
C. 40 years
D. None of these
Explanation:
27×3+3×3=90 hsbnd,wife n child
20×2+5×2=50 wide n child
Hsbnd age= 90-50
= 40 yrs
A. 10/19
B. 5/9
C. 9/5
D. 19/7
A. 21 cm
B. 19 cm
C. 32 cm
D. 18 cm
A. 2 1/2 %
B. 4%
C. 5%
D. 6 2/3 %
Explanation:
S.I. on Rs. 800 for 1 year = (840 – 800) = Rs. 40 Rate = (100 * 40)/(800 * 1) = 5%
A. 35, 25 kmph
B. 80, 40 kmph
C. 40, 60 kmph
D. 50, 55 kmph
Explanation:
Speed downstream = 60 + 20 = 80 kmph
Speed upstream = 60 – 20 = 40 kmph