AFCAT || Numerical Ability || LCM & HCF || Quiz

If is the HCF of  and , then what is the value of  ?

In a division sum, the divisor is 10 times the quotient and 5 times the remainder. If the remainder is 46, what is the dividend?

The LCM of two numbers is 576 and their HCF is 16 . If one of the two numbers is 64, then what is the other number ?

Find the HCF and LCM of the smallest number and the next to smallest number which when divided by 4 and 5 leave remainders of 1 and 2 respectively.

Three traffic light blink at the interval of 21 sec, 72 sec, 108 sec respectively. If they blink together now then find how many times will they blink together in one hour?