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3 years ago

11. The surface area of a triangular prism is 78 square inches. What is

Mathematics

1 answer:

atroni [7]3 years ago

3 0

Answer:

D. 702square inches

Step-by-step explanation:

1. V=78km^3

2. K=∛9

3. K^3=∛9^3

4.9 x 78=702

Rest of the Key for the test is here:

http://mrsaperez.weebly.com/uploads/1/1/0/5/110500127/t8_review_part_2_key.pdf

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There are 220 students in Year 9

e-lub [12.9K]

Answer:

132 and 88

Step-by-step explanation:

If there are 20% more boys than girls, then this means that the total percentage of boys us 60% and girls is 40%.

0.6 * 220 = 132

0.4 * 220 = 88

There are 132 boys and 88 girls in year 9

5 0

3 years ago

If 1 droplet of water falls from a pipe every 10 seconds. How many droplets of water would have fallen from the pipe in 10 minut

Svet_ta [14]

Answer:

Step-by-step explanation:

6 0

3 years ago

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A recycling plant processes an average of 1/3 ton of glass each minute. At approximately what rate does the recycling plant proc

ludmilkaskok [199]

The recycling plant processes 480 tons of glass per day.

Step-by-step explanation:

Quantity of glass recycled each minute = $\frac{1}{3}\ tons$

We know that;

1 hour = 60 minutes

Therefore;

Quantity of glass recycled in one hour = $\frac{1}{3}*60=20\ tons$

1 day = 24 hours

Quantity of glass recycled in 24 hours = 24*20 = 480 tons

The recycling plant processes 480 tons of glass per day.

Keywords: multiplication, fraction

Learn more about fractions at:

#LearnwithBrainly

7 0

3 years ago

1. Solve for x: x/12 + 15 = 648

Vesnalui [34]

Answer:

1. x = 7596

2. x = -6.25

3. x = 8.5

hope this helps:)

6 0

3 years ago

2d + 1 = 9<br><br> so d = what

weeeeeb [17]

Answer:

d is 4 :))

hope that helped

8 0

3 years ago

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