Out of 30 students in Mohammed's class, 40% are girls. How many are boys?

1 answer:

3 0

Answer:

18 boys

Step-by-step explanation:

30*0.4= 12

30-12=18

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Helga [31]

Answer: C.) 1.12 seconds

Step-by-step explanation:

Hi, to answer this question we have to substitute h=0 (when the rock hits the ground the height above it is 0) in the equation given:

h (t) = –16t2 + 20

Solving for t (time)

0= –16t2 + 20

16t2=20

t2=20/16

t=√1.25 =1.12 seconds (option C)

Feel free to ask for more if needed or if you did not understand something.

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Nikolay [14]

Answer:

simple interest= 5100

using formula SI= PTR

100

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Goshia [24]

This isnt a multi choice.. so you have to divide here.

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Margarita [4]

The number of water stations there are along the 13 1/2 miles long road race according to the task content is; Choice C; 18 water stations.

<h3>What is the number of water stations along the road race?</h3>

It follows from the task content that the number of water stations can be determined as follows;

13 1/2 ÷ 3/4

= 27/2 × 4/3

= 18 water stations.