Attempt following question by selecting a choice to answer.
B
Are the two ratios
21 : 49 and
12 : 28 are equivalent?
cccc BBBBA.
BYes
B.
BNo
BB
A
Step 1: The ratio 21 : 49 can be written as 2149.
Step 2: 2149 = 21÷749÷7 = 37 = 3 : 7[Divide numerator and denominator by their G.C.F 7.]
Step 3: The ratio 12 : 28 can be written as 1228.
Step 4: 1228 = 12÷428÷4= 37 = 3 : 7[Divide numerator and denominator by their G.C.F 4.]
Step 5: Both represent the same ratio 3 : 7. So, the ratios 21 : 49 and 12 : 28 are equal.