Number 16- 216
number 17- 180
number 18- 252
Answer:
Step-by-step explanation:
45 x 30% = $13.5 is saved
Answer:
B
Step-by-step explanation:
Make a proportion.
x is the number of balloons sold each day.

Answer: D.
Step-by-step explanation: Add all of the sides' lengths together. The rest of the wall beneath where "5 ft." is measures as 6 ft. Add that to the 5 ft of the rest of the wall and you'll have 11 for the whole right wall. Add 11 to 8, 10 and 12, and you'll have 41 which is close to the last choice so you're safest bet is D.