Ratios
Ways to write the ratio 4 to 7. Select 2
A. 4:7
B. 7:4
C. 4/7
D. 7/4
A. 4:7
C. 4/7
2(4x+6)
x=2
28
8/20 + 4/40 simplified
1/2
5.99-3.21
2.78
1.25 x 4=5.80
True or False
False
Are the ratios equivalent?
4 dogs to 7 ducks
8 dogs to 21
No
6(2x+4x)
x=8
288
5/12 x 7/18= 35/216 simplified
True or False
True
Tucker's house is 6.2 miles away from school. Kaylee's house in 4.6 miles less than Tucker's house. How many miles away from the school is Kayle's house?
1.6 miles
What is 20% of 40
8
There are 9 girls to 5 boys in the class. What is the ratio of girls to all students in the class.
9:14
4 more than the quotient of 549 and 3
A. 4+(549/3)
B. (549/3)+4
C. 4-(549/3)
D. (546/3)+4
B. (549/3)+4
Carly has a 1/4 cup of flour, she needs to pour the 1/4 cup of flour 5 times. How many total cups of flour did she pour into the bowl.
1 1/4 cup or 5/4
6.55 x 9.45
61.8975
Alex paid $162 for 6 tickets to a baseball game. During the game he noticed that his friend paid $130 for 5 tickets. The price of each ticket was $26. Was Alex overcharged? Explain
Yes, he was overcharged because he should have payed $156. 26x6=156
Are these ratios equivalent.
8:16
256:512
Yes
Kelsea has 2 inches of hair cut off each time she goes to the hair salon. If h equals the length of hair before she cuts it and c equals the length of hair after she cuts it. Which expression would you use to find the length of Kelsea's hair after she visits the hair salon.
A. h=2-c
B. c=2-h
C. c=h-2
D. h=c-2
C. c=h-2
3/5 of a group of children were girls. If there were 24 girls, how many children were there in the group? Simplify
40
5.67/0.6=?
A. 9.00
B. 8.45
C. 94.5
D. 9.45
D. 9.45
4.92x5.2
25.584
Write 4 equivalent ratios to 4:2:8
1. 8:4:16
2. 12:6:24
3. 16:8:32
4. 20:10:40
7(5x+7y+9z)-3
x=5
y=2
z=4
522
Kylie and Brook brought an equal amount of money for shopping. Kylie spent $95 and Brook spent $350. After that Kylie had 4/7 of what Brook had left. How much money did Brook have left after shopping?
Brook has $595 after shopping
Emmerson went to the toy store to buy marbles. If he had 8.19 and each marble costs 0.13. How many marbles can he buy?
63 marbles
The swimming pool is open for 7 1/2 hours during the day. The pool keeps 1 lifeguard on duty at a time, and each lifeguard's shift is 1 1/2 hours long. How many lifeguards work during pool hours?
5 lifeguards