Provide an appropriate response.Is this an application of the cross product method? If not, why not?
? 
= 
= 
What will be an ideal response?
No, cross multiplication is never used when multiplying fractions. It is only used with proportions. The answer is 
.
Mathematics
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Use the graph to find a ? > 0 such that for all x, 0 < 
< ? ? 
< ?.
A. 0.22 B. 0.51 C. 1 D. 0.29
Mathematics
Rationalize the denominator. Assume that all variables represent positive real numbers.
A. 5
B. 
C. 54
D. 
Mathematics
Solve.Find the sum of the multiples of 7 that are between 21 and 56, inclusive.
A. 210 B. 154 C. 175 D. 231
Mathematics
Solve the problem. Write the answer in lowest terms and as a whole or mixed number where possible.Layer Cake A is 
yard long and 
yard wide. Layer Cake B is 
yard long and 
wide. Which cake has the larger area?
A. Layer Cake A B. Layer Cake B
Mathematics