CHECK THESE MATH ANSWERS PLEASE

1. There are 18 boys and 12 girls in a math class.what is the ratio of girls to total students?

A.18:30

B.12:30(I PICK THIS)

C.30:12

D.30:18

2.which of the following ratios are equivalent to 6:9? Choose all that apply.

A.3:2

B.18/27

C.30:45

D.24/32(I PICK THIS)

3.what is the unit price for one CD if CDs cost 30.00?

A. $9.00

B. $8.00

C. $10.00(I PICK THIS)

D. $9.50

4.milo types 35 words per minute.how many words can he type in 7 minutes?

A.245 words(I PICK THIS)

B.240 words

C.250 words

D.275 words

5.select the pairs of ratios that form a proportion.

A. 3:6 and 5:10(I PICK THIS)

B.4/12 and 6/18

C. 20/5 and 10/3

D. 24:36 and 8:9

6. Solve the proportion

2/3=8/P

A. P=14

B p=12(I PICK THIS)

C. P=48

D. P=50

7.which is the better buy?

1. 5 oranges for 1.60

2.7 oranges for 2.45

A.1(I PICK THIS)

B.2

C.They are both equally good values.

1 answer

Scroll down. I did these.