Answer:62%
Step-by-step explanation: if you divide the amount spent by the amount made you get the percentage
Here
2an-an=an
then (an-6)(an+8)
=asqnsq+8an-6an+48
=asqnsq+2an+48answer
sq is square and first We should add or subtract like terms
Answer:
The radius of the circle is 160cm
Step-by-step explanation:
circumference of circle = 2πr
circumference = 320π cm
2πr = 320π
2r = 320
r = 160 cm
Answer:
12/51
Step-by-step explanation:
There are 13 cards for each shape in a 52-card deck
If the first card is a heart, that means the probability is 13/52 = 1/4
If the second card is a heart, that means the probability is 12/51.