2 years ago

A race car driver complete 30 laps in 15 minutes at a constant Speed

Mathematics

1 answer:

brilliants [131]2 years ago

3 0

Answer:

Sooo it can complete 120 laps in 1 hour.

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Manuel and Joe order pasta for $4.55, salad for $5.15, and 2 glasses of lemonade for $1.70 each. The tax is $1.05. How much chan

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They should get 85 cents. ($0.85)

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3 years ago

Tangent is positive in quadrants I and IV only.<br>True or False

zhannawk [14.2K]

Answer:

The statement is false

Step-by-step explanation:

we know that

$tan(x)=\frac{sin(x)}{cos(x)}$

The tangent function will be positive when the sine function and the cosine function have the same sign

In the first quadrant the tangent function is positive

In the third quadrant the tangent function is positive

The statement is false

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2 years ago

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The fraction of skilled workers is 4/9 , unskilled workers 1/10 supervisors 2/7 and the rest are managers if the total number of

Darina [25.2K]

This is all percentages so...
4/9 = 44%
2/7 = 29%
1/10 = 10%
Total = 83%
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2 years ago

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Chet found a pair of sunglasses that he would like to buy. they normaly cost $43.00, but this week they are on sale for only 7/8

Tresset [83]

Ok, so this is a simple problem
since its 7/8 of the price now, you do $43 divided by 8 to get the unit rate...
5.375 which rounds up to $5.38.
now since theres only 7/8, do 5.38x7 and your answer will be $37.66

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3 years ago

The ratio of angles angles A:B:C is 5:4:3 . find measure of angle A and B And C

mr Goodwill [35]

Answer:

A=75

B=60

C=45

Step-by-step explanation:

5+4+3=12

every triangle is equal to 180 so we divide

180/12=15

then we multiply each angle by 15

5*15

4*15

and 3*15

don't forget to check your work by adding the answers together to get 180

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2 years ago