Its 13 cause 26 times.5 is 13
total bill before any discounts $13.
she is a student, so she gets 20% off.
she brought an item of clothing, so she gets 5% off.
so she's really getting 20% + 5% off, namely 25% off her bill.

Answer:
It's 104 1/4
Step-by-step explanation:
Answer:
1.74
1.71
1.67
Step-by-step explanation:
Because....
1.75>1.74
1.75>1.71
1.75>1.67
The area of the base (six triangles with a base 15m and a height 7.5√3m):

The area of side walls (six triangles with a base 15m and a height 12m)

The surface area: