Answer: We need how much he spent on the whole thing
Step-by-step explanation:
It isn't really specific because he could of bought 6 pencils and 9 markers for all we know so we need the total how much he spent on all 15 markers and pencils
#9
3/8 x 4/11 = 3/22
#12
9/20 x 4/5 = 9/25
Answer:
528in
Step-by-step explanation:
SA formula: 2Lw + 2Lh + 2hw
for this box: 2(4×10)+2(10×16)+2(4×16)
2(40)+2(160)+2(64)
80+320+128
80+448
<u>528in</u>