Answer:

Step-by-step explanation:

Answer:
please answer properly friends and only answer for the following pairs are
Well since there are 13 cards per suit, you start off with 13 cards. then since there are 4 suits that are able to be used, but one of those 4 is the spades suit. so you have 3 6's that can be used besides the spades. so you are left with a total of 16 cards that fit the description.
Step-by-step explanation:
A = 2 x 3^4 x 5
B = 2^3 x 3^2 x 5^2
b) Write down the highest common factor (HCF) of A and B.