7 9/13
= (7×13)+9/13
= 91+9/13
= 98/13 (as an improper fraction).
Answer:
1. 48
2. 31.40
Step-by-step explanation:
I don't know if this right..
So k=katie's' age
m=mara's age
k is 2 times as old as m
k=2m
sum is 24
add means sum
k+m=24
so we have
k+m=24 and
k=2m
subsitute
2m+m=24
add
3m=24
divide both sides by 3
m=8
subsitute again
k=2m
k=2(8)
k=16
katie=16
mara=8
a composit figure is made up of two figures