If $12.3 million is 75% of the budget, then how much is the full budget? Solve the problem with the aid of a math drawing and a percent table. Explain your reasoning.
If $12.3 million is 75% of the budget, then how much is the full budget? Solve the problem with the aid of a math drawing and a percent table. Explain your reasoning.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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2. A restaurant server received a $7.00 tip on a meal he served. If this tip
represents 20% of the cost of the meal, then how much did the meal
cost? Solve this problem with the aid of a math drawing and a percent
table.
3. If $12.3 million is 75% of the budget, then how much is the full
budget? Solve the problem with the aid of a math drawing and a
percent table. Explain your reasoning.
4. A tank has 4800 gallons of water. Some of the water is drained out,
leaving 65% of the original amount of water in the tank. How many
gallons of water are left in the tank? Solve the problem with the aid of
a math drawing and a percent table. Explain your reasoning.
5. If your daily value of vitamin C is 60 milligrams, then how many
milligrams is 95% of your daily value of vitamin C? Solve the problem
with the aid of a math drawing and a percent table. Explain your
reasoning.
6. George was given 9 grams of medicine, but the full dose that he was
supposed to receive is 20 grams. What percent of his full dose did
George receive? First, solve the problem with the aid of a math
drawing and a percent table. Explain your reasoning. Then show how
to solve the problem by making equivalent fractions (without cross-
multiplying).
7. a. 1260 is 150% of what number?
b. What percent of 760 is 950?
c. The fraction is what percent of ?
8. Show how to use a percent table and “going through 1%" or "going
through 1" to solve the following problems:
a. What percent of 200 is 15?
b. 68 is 4% of what number?
c. What percent of 80 is 3?
d. 375 is 125% of what number?
88% (
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