Question

All numbers divisible by both 20 and 21 are also divisible by which of the following?
Choose 1 answer:

(Choice A)
A
333

(Choice B)
B
30

(Choice C)
C
1721

(Choice D)
D
147

(Choice E)
E
22

Answer 1

Answer:

B

Step-by-step explanation:

You multiply 20 and 21 and see which number it is divisible by and since only 30 can divide it the and is 30

Answer 2

(b)30 is the right answer

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