Answer:
a)Volume 390ft3. Surface area 450ft2
b)surface area
c)volume
Step-by-step explanation:
2*15*13=390
2*15*2=60+15*13*2=390
h = 2t - d
multiply both sides by 2 to eliminate the fraction
2t = d + h
subtract d from both sides
2t - d = h ⇒ h = 2t - d
A: apples
b: bananas
Your expression could be:
$0.80a + $0.60b = $10.00
----
$0.80 ( 8 ) + $0.60 ( 6 ) = $10.00
$6.40 + 3.60 = $10.00
$10.00 = $10.00
✔
Answer:
28:12
Step-by-step explanation:
You multiply both sides by the same number to increase a ratio, the only one you can do this with is 28:12 by multiplying the original ratio by 4