hcf and lcm questions

RS Aggarwal Quantitative Aptitude PDF Free download: PROBLEMS ON NUMBERS

PROBLEMS ON NUMBERS In this section, questions involving a set of numbers are put in the form of a puzzle. You have to analyze the given conditions, assume the unknown numbers and form equations accordingly, which on solving yield the unknown numbers. SOLVED EXAMPLES Ex.1. A number is as much greater than 36 as is […]

RS Aggarwal Quantitative Aptitude PDF Free Download: H.C.F. AND L.C.M. OF NUMBERS

H.C.F. AND L.C.M. OF NUMBERS IMPORTANT FACTS AND FORMULAE Factors and Multiples : If a number a divides another number b exactly, we say that a is a factor of b. In this case, b is called a multiple of a. Highest Common Factor (H.C.F.) or Greatest Common Measure (G.C.M.) or Greatest Common Divisor (G.C.D.): […]