1) As a part of his science experiment, Ethan recorded the number of days it rained in April. Over the 30 days, it rained 15 days. Ethan wants to know what percent of the days in April
it rained.

50%

Step-by-step explanation:

because 15/30=1/2=50%

Hope this helps!

according to the triangle sum theorem, all the angles in a triangle must add up to 180 degrees. if we know one angle is already 90, we do 180-90=90. the other 2 angles must add up to 90, exactly.

step-by-step explanation:

to determine the unit cost your would divide the total cost by the number sold.

7 bagels for $4.41       $4.41/7 = $.63 each at fresh side

5 bagels for $3.60         $3.60/5 = $.72 each at value mart