self Maths Puzzle


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

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self Other Question


The compound interest on a certain sum for 2 years at 10% per annum is Rs. 525. The simple interest on the same sum for double the time at half the rate percent per annum is:

A. Rs. 400 B. Rs. 500
C. Rs. 600 D. Rs. 800

Find the lowest common multiple of 24, 36 and 40.

A. 120 B. 240
C. 360 D. 480