Hey there! :)
Answer:
x = 242 mm.
Step-by-step explanation:
Begin by setting up a proportion between the actual college building and the drawing.
Cross multiply:
99 × 22 = 9 × x
2178 = 9x
Divide both sides by 9:
2178/9 = 9x/9
Henry will get $15.77 back.
20 - 4.23 = 15.77
90
you do 54 ÷ 60% = 90
check:
60% of 90 is 54 .
can I have brainliest.
60