<h3>Answer: </h3>
2250 dives
<h3>Explanation</h3>
If each kid dives off the diving board 9 times, for 250 kids, you need to resolve a simple operation:

Answer:
Let x and y be the two numbers. Then
yx=57 and x−y=20
Cross multiplying the proportion
5x=7y or y=75x
So, x−y=20
x−75x=20⇒77x−5x=72x=20
⇒x=2140=70
y=75x=75×70=50
So smaller number is 50.
Check :yx=5070=57 and 70−50=20
Answer:
Student 2 used the correct steps to construct parallelogram PQRS.
Step-by-step explanation:
Out of all the students, student 2 got all the steps correct.
Fix the compass at Q and draw an arc that intersects side QP.
Without changing the width of the compass, move the compass to R and draw an arc.
Draw a line segment from R that passes through T and intersects the second arc at S.
Answer:
B. Between 200 and 400
Step-by-step explanation:
Rule of exponents means that you can subtract when they are divided
-5+7=2
7.8*10^2/3.1
Simplify
780/3.1= 251.612903
Answer:
Sorry but I don't know the answer too this question