unit 3b review ratios, proportions, fractions, decimals, & percents
TRANSCRIPT
Unit 3B ReviewRatios, Proportions, Fractions,
Decimals, & Percents
Question #1
6 4
28r
Answerr = 42
Question #2A recipe calls for 4 cups of flour
and 1.5 cups of chocolate chips. How many cups of chocolate chips would be
needed if 10 cups of flour are used?
Answer
3.75 or 3 ¾ cups of chocolate
chips
Question #3Convert ⅜ to a
decimal AND to a percent
Answer
0.375 & 37.5%
Question #4Convert 0.68 to a percent AND to a
fraction in simplest form
Answer
68% & 17/25
Question #5Convert 45% to a fraction in simplest
form and to a decimal
Answer
9/20 & 0.45
Question #6What number is 16%
of 40?
Answerx = 6.4
6.4 is 16% of 40
Question #7What percent is 24 of
40?
Answerx = 60%
24 is 60% of 40.
Question #818 is 90% of what
number?
Answerx = 20
18 is 90% of 20.
Question #9
2 25
5 k
Answerk = 62.5
Question #10There is a sale at Ambercrombie
today. Everything in the store is 40% off. Caitlyn finds a skirt for $35.00. How much is the
discount she’ll receive today?
Answer$14.00
Question #11Will is taking his girlfriend to
dinner. He wants to impress her, so he is going to leave the server
a 22% tip. If their meals cost $35.14, how much of a tip will the server receive from Will?
Answer$7.73
Question #12Donnie went to the movies
last weekend. His movie ticket cost $8.99. The sales
tax is 7%. How much did the ticket cost after tax?
Answer$0.63
Question #13There are 88 female teachers at
McClure Middle School. There are 12 male teachers. What is the ratio of female teachers to male teachers? (Remember to put your ratio in simplest form)
Answer22 : 3
or22 to 3
or22/3
Question #14Glasses No Glasses
6A 22 806B 31 706C 18 82
A.) What is the ratio of 6C students with glasses to 6A students without glasses?
B.) What is the ratio of 6B students without glasses to the total number of 6A & 6C students with glasses?
AnswerA.) 9 : 40 or 9 to 40 or 9/40
B.) 7 : 4 or 7 to 4 or 7/4
Question #15VJ’s meal and drink at Chili’s cost $21.98. Tax is 6.5%. He is going to leave a 15% tip. How much money will VJ have to
pay after tax and tip? Calculate tax first, then tip.
Answer$26.92
Total after tax and tip($1.43 tax - $23.41 with tax included)
($3.51 tip added onto $23.41 to get $26.92)