John plans to practice piano at least
2
1
2
hours this weekend.
If he practices
1
1
6
hours on Saturday and
1
1
4
hours on Sunday, will he meet his goal?

A.
Yes; he will practice a total of
2
5
12
hours, and
2
5
12
>
2
1
2
.

B.
No; he will practice a total of
2
5
12
hours, and
2
5
12
<

2
1
2
.

C.
Yes; he will practice a total of
2
7
12
hours, and
2
7
12
>
2
1
2
.

D.
No; he will practice a total of
2
7
12
hours, and
2
7
12
<
2
1
2
.

Which of these choices show a pair of equivalent expressions?

5× 1/2 = ? a) more than 5 because you are multiplying by a whole number b) 5/10 because you multiply the numerator and denominator by 5 c) less than 5 because you are multiplying by a number that is more than 1 d) less than 5 because you are multiplying by a number that is less than 1

Write the contrapositive of the conditional statement. determine whether the contrapositive is true or false. if it is false, find a counterexample. a converse statement is formed by exchanging the hypothesis and conclusion of the conditional. a) a non-converse statement is not formed by exchanging the hypothesis and conclusion of the conditional. true b) a statement not formed by exchanging the hypothesis and conclusion of the conditional is a converse statement. false; an inverse statement is not formed by exchanging the hypothesis and conclusion of the conditional. c) a non-converse statement is formed by exchanging the hypothesis and conclusion of the conditional. false; an inverse statement is formed by negating both the hypothesis and conclusion of the conditional. d) a statement not formed by exchanging the hypothesis and conclusion of the conditional is not a converse statement. true