Answer:
wait what does that mean
Step-by-step explanation:
1
a= 6/12 or one half.
b= 1/2 , one half.
step by step:
multiply the top numbers by eachothers
do the same with the bottom.
3/5
3x20/5x20
60/100
60x20/100x20
1200/2000
1200 doctors use brand x
Answer:
0.625 s
Step-by-step explanation:
5s/8
0.625 s
So
100%=original
25% discount
100-25=75
it is 180 sale
75%=180
find 100%
a hack is to recognize that 75/3 times 4=100 so
75%=180
divide 3
25%=60
times 4
100%=240
the real way is proportions
75:180 =100:x
75/180=100/x
multiply both sides by 180x
75x=18000
divide 75
x=240
origitnal price=$240
