Semester 1 review!!!!!!

Evaluate Expressions

100

n+25

n=15

40

200

(6+q)^.9/3

p=4

30

300

(0.5^.6)h-6

h=6

12

400

0.36²+i-9

i=0.124

9.0056

500

669²-89^.b

b=6

2,685,366

Order of operations

100

6^2.9/2+4

166

200

(0.5)^2.4-0.5

0.5

300

99^.9/3-44

253

400

5  –  1 · 10/10

4

500

(6^2.9)-34+2

292

Ratios and rates

100

What is the ratio of boys to girls

boys-9

girls-11

9 to 11

200

It costs $6.30 to get two ice cream bars,what would the rate be if you bought one ice cream bar?

$3.15

300

What is the ratio of cats to dogs to guinea pigs if cats represented 98,and dogs represented 44,and guinea pigs represented 91

98 to 44 to 91

400

There is a sale for pasta sauce as 4=$9.00 and you only need one,what is the unit rate

$2.25

500

You need two cups of tomato sauce for every three cups of pasta,and Jenna wants to double her recipe,what so how much tomato sauce to pasta will she need

4:6

Solve percents=death

100

30% of 30

9

200

150% of 60 =

90

300

1/4 represented as a percent

25%

400

The original price of a toy was $15. If the price is reduced by 20%, what is the new price of the toy?

$12

1. 20% of price is
   20% × 15 = $3
   The original price was $15 and was reduced by 20% or $3. Hence the new price after reduction is
   15 - 3 = $12

500

The price of a T-shirt was $20. It was first increased by 20%. They did not sell well the shop owner decreased the price by 20%. What is the new price of the T-shirt?

$19.20

Mixed bag

100

If 10% of a number is 7, what is 80% of the number?

56

Explanation:Note that 80% of something is 8 times 10% of the same thing. Hence if 10% of a number is 7 then 80% of the same number is given by
8 × 7 = 56

200

n^.66/11-3

9

300

0.5674 as a fraction is(do not simply)

5,674/10,000

400

n^.789+n-2

n=6

4738

500

What is the ratio of teachers to students if it was tripled?

teachers:34

kids:100

102 to 300