Answer: k = 59°
Steps:
180 - 77 = 103
103 + 18 + k = 180
121 + k = 180
k = 180 - 121
k = 59
Check:
103 + 18 + k = 180
103 + 18 + 59 = 180
180 = 180 ✅
The surface to be paint is 4 * 12*8.5= 408 ft squared
1 gallon.......75 ftsquared
x gallon.......408 ft squared
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x= 408/75= 5,44 gallons
An hour is 60 minutes, divide 60 by 20(that equals 3), then multiply 3 by 3 to get the answer 9 pages.
Answer:
3/52
Step-by-step explanation:
10/40 x 9/39 = 3/52