12. which of the following pairs of numbers contains like fractions?
a. 3 1∕2 and 4 4∕4
b. 3∕2 and 2∕3
c. 6∕7 and 1 5∕7
d. 5∕6 and 10∕12

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In the figure shown below, m < 40 and ab =8. which equation could be used to find x?

Cora bought a package of erasers. there are 4 pink erasers and 12 blue erasers. what is the ratio of pink erasers to blue erasers?

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.