Answer:
a) 83160
b) 12
Step-by-step explanation:
The prime factors of 840 are 2 x 3 x 5x 7*2*2
Prime factors of 8316 are 2*2*11*3*3*3
a) `Smallest whole number that is divisible by both 840 and 8316
We are supposed to find the LCM of the two numbers which is equal to
2*2*11*5*7*3*3*3*2 = 83160
b) Greatest whole number that will divide both both 840 and 8316
2*2*3 = 12