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nata0808 [166]
2 years ago
5

A wheel for Lisa's bike has a diameter of 24 inches. What is the circumference, C, in inches? Use 3.14 for π

Mathematics
1 answer:
julsineya [31]2 years ago
3 0

Answer:

75.36 inches

Step-by-step explanation:

C = π·d

C = 3.14(24)

C = 75.36

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Sarah buys a video game for $44.00 plus 4% sales tax. Her brother, Jack, buys a video game for $36.00 plus 6% tax. Show your wor
Ipatiy [6.2K]

Answer:

Sarah spent 45.76

Jack spent 38.16

Jack spent more on tax

Step-by-step explanation:

Sarahs game costs:

tax = 44 *.04 = 1.76

Total cost = game + tax

                  = 44 + 1.76

                  =45.76


Jacks game costs:

tax = 36 *.06 = 2.16

Total cost = game + tax

                  = 36 + 2.16

                  =38.16

Jack spent more on tax

4 0
3 years ago
Find the value of a and b when x = 12
oksano4ka [1.4K]

Answer:

a=120

b=240

Step-by-step explanation:

if x=12

a=5×2×2×2(x-5)

5×2=10×2×2=40

40(x-5) 40x-200

200=40×\40x=5

b=2×10×12=240

a=120

b=240

7 0
3 years ago
Make s the subject of the formula t to the power of 2<br> = 2p+as
MA_775_DIABLO [31]
2=2p+as
2-2p=as
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5 0
3 years ago
how many gallons of a 70% antifreeze solution must be mixed with 80 gallons of 25% antifreeze to get a mixture that is 60% antif
Law Incorporation [45]

Answer:m(.70)+80(.25)=.6(m+80)

.7m+20=.6m+48

.1m=28

m=28/.1=280 gallons of 25% antifreeze needed

Step-by-step explanation:

6 0
3 years ago
The Flushing River has a current of 3mph. A motorboat takes as long to go 12 miles downstream as to go 8 miles upstream. What is
Nata [24]

Answer: 1.3

Step-by-step explanation:

12-8 = 4

4/3 = 1.3

3 0
3 years ago
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