2. $350
3a: 15 is half of 30, so knowing that means the answer is 50%
3b. 3 is 1/4 of 12 because 3x4 is 12, meaning that 3 is 25% of 12.
3c. 6 over 10 as a decimal is 0.6. Which as a percent is 60%
4. Noah's method does work because 20% x 5 is equal to 100% of a number.
Answer:
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Step-by-step explanation:
Exact Form: x = 1 /15
Decimal Form: x = 0.0 6
Answer: 9.5 cups of water
5 1/2 + 4
5 1/2= 11/2
11/2+4=9.5