You simply use this operation:
- total students are 305, we need to find how many of thm play instrumenst if 40% does.
40% can be rewrited as 0,4 in decimal.
than we simply utilise a basic percentage operation which allows us to find A PART of somethin=>
305×0,4= students who instruments.
Answer:
=
−
3
/2
Precalculus, Matrix
Rearrange terms, Combine multiplied terms into a single fraction, distribute, Multiply all terms by the same value to eliminate fraction denominators, Multiply all terms by the same value to eliminate fraction denominators
. Cancel multiplied terms that are in the denominator
. Multiply the numbers
. Add 4 to both sides of the equation
. Simplify.
Divide both sides of the equation by the same term . Simplify
Answer:
you will save 7.50$ and the sales price will be 42.50$
Step-by-step explanation:
15% of 50 is 7.5
#3)NO
#4)9 x 15 divided by 6
answer=$22.5
#5)25 x 5 divided by 1
answer=125miles
#6)2:20=1:10
