Answer:
c=35
Step-by-step explanation:
3c - 15 = 90
+15 = +15
3c = 105
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3. 3
c = 35
We set up a proportion: 80/?= 32/100
Cross multiply: 32*?= 80*100
⇒ ?= 80*100/32= 250
80 is 32% of 250.
Answer:
She originally had 7 necklaces.
Step-by-step explanation:
She now has 18 necklaces. She bought four more. That would be 18 - 4 = 14. She gave half of them to her sisters. 14 divided 2 is 7.
Answer:
33 meters
Step-by-step explanation:
To find how many more meters he ran in the afternoon, simply subtract.
48 - 15 = 33
