Answer: 5 lunches for $71 is better
57/4=14.25
71/5=14.2
11 because 275÷25 is 11. 11 calculators would cost 275 in total
Answer:
1/2
Step-by-step explanation:
1/2=10/20
30 & 150. 150 is five times 30, and 150+30=180
The sides must be equal otherwise BC and AD wouldn't be parallel. So
12x-6 = 2x+7
10x = 13
x = 13/10 = 1.3
