Find the products AB and BA to determine whether B is the multiplicative inverse of A.A = 
,B = 
A. B = A-1
B. B ? A-1
Answer: A
Mathematics
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Use a proportion to solve the problem.Martin can paint 1840 ft2 with 4 gal of paint. How many 1-gal cans does he need in order to paint a 
wall?
A. 39 cans B. 37 cans C. 10 cans D. 148 cans
Mathematics
Determine whether the graph is the graph of a function.
A. Function B. Not a function
Mathematics
Provide an appropriate response.Estimate, by rounding to the nearest foot, how many square feet of carpet should be purchased to cover the floor of a rectangular room that measures 28.2 feet by 19.9 feet.
A. 561.18 square feet B. 96 square feet C. 600 square feet D. 560 square feet
Mathematics
Perform the operations indicated. Write your answer in simplest form.-2.4 ÷ 0.08
A. -2.32
B. 
C. -23.2
D. -30
Mathematics