Question

1. A model is made of a car. The car is 7 feet long, and the model is 16 inches long. What is the ratio of the length of the car to the length of the model? (1 point)
4:21
7:16
16:7
21:4
2. The measure of two complementary angles is in the ratio 1:9. What are the degree measures of the two angles? (1 point)
9° and 81°
10° and 80°
18° and 162°
20° and 160°
3. A salsa recipe uses green pepper, onion, and tomato in the extended ratio 2:5:9. How many cups of onion are needed to make 96 cups of salsa? (1 point)
12
5
30
54

Answer 1

7 feet : 16 inches
7x12 inches : 16 inches
84 inches : 16 inches
84:16 divide both sides by 4
21 : 4

Answer 2

ohh thank u can u help me witth the rest

Answer 3

x + 9x = 90 degrees
10x = 90
x = 9
x is 9 .... 9x is 9*9 or 81 9 and 81

Answer 4

2+5+9=16
96 / 16 = 6
5 x 6 = 30

Answer 5

4. What is the solution to the proportion?

five over eight equals m over 40 (1 point)
1 over 25
25
5
1
5. Given the proportion a over b= 7 over 13, which ratio completes the equivalent proportion a over 7= ? (1 point)
a over 13
b over 13
7 over 13
13 over b

Answer 6

You're gonna have to do SOME of the work here
5/8 = m/40
First step, multiply both sides by 40

Answer 7

200 over 330 =m

Answer 8

help pleas