Mathematics · Std 6 / Factors, multiples and primes Multiple choiceExerciseStandard 6 What is the square root of 81? A40.5B18C8D9 Check my answer Source: Thuto360 practice Report a problemWhat's wrong?The marked answer is wrongThe question is unclearA spelling or typing mistakeThe picture is wrong or missingSomething elseAnything to addSend More like thisWrite 36 as a product of prime factors.Multiple choiceStd 6Factors, multiples and primesWhat is the HCF of 24 and 36?Multiple choiceStd 6Factors, multiples and primesWhat is the LCM of 6, 8 and 12?Multiple choiceStd 6Factors, multiples and primesWhat is 2³ (2 cubed)?Multiple choiceStd 6Factors, multiples and primesWhich number divides exactly by 3?Multiple choiceStd 6Factors, multiples and primesHow many prime numbers are there between 10 and 20?Multiple choiceStd 6Factors, multiples and primes