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Digiron [165]
2 years ago
7

Since 1980 the average height of 20-year-old females has increased by 2.3 cm, to 170.6 cm. What was the average height of a 20-y

ear-old female in 1980?
Mathematics
1 answer:
marusya05 [52]2 years ago
3 0

Answer:

168.3 cm

Step-by-step explanation:

It was 2.3 cm less than 170.6 cm, so we use subtraction.

170.6 cm - 2.3 cm = 168.3 cm

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Answer:

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Step-by-step explanation:

Let there are 2x milk chocolates and 3x dark chocolates.

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ATQ,

2x = 8

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Hence, there are 12 dark chocolates.

3 0
3 years ago
A parent volunteer group is raising money by making custom hats to sell at school activities.they plan to sell the hats for $10.
Hunter-Best [27]

Answer:

Money raised($)= 6n-50

Step-by-step explanation:

they plan to sell the hats for $10. each hat $4 to make and they spend $50 for advertising.

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8 0
3 years ago
the spoke of a wheel reaches from the center of the wheel to its rim if the circumstance of the rim of the wheel is 27 inches ho
aleksley [76]
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r=27"/(2*pi)
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7 0
3 years ago
(0, -2) is a solution of the equation 2x - 3y = 6. true or false
lisov135 [29]

Answer:

It is a solution of the ordered pair.

Step-by-step explanation:

The y intercept is (0,-2)

5 0
3 years ago
21,985,233 rounded to the millions place
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