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Chapter 3: Q. 73 (page 333)
800% of 2250 is what number?
The number is 18000.
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Elvira and Aletheia live miles apart on the same street. They are in a study group that meets at a coffee shop between their houses. It took Elvira half an hour and Aletheia two-thirds of an hour to walk to the coffee shop. Aletheia’s speed is miles per hour slower than Elvira’s speed. Find both women’s walking speeds.
Ethan and Leo start riding their bikes at the opposite ends of a mile bike path. After Ethan has ridden hours and Leo has ridden hours, they meet on the path. Ethan’s speed is six miles per hour faster than Leo’s speed. Find the speed of the two bikers.
Jaime has $in dimes and nickels. The number of dimes is 14 more than the number of nickels. How many of each coin does he have?
Kimngoc had lunch at her favorite restaurant. She wants to leaveof the total bill as her tip. If her bill was, how much will she leave for the tip?
If a triangle has sides 14 centimeters and 18 centimeters and the perimeter is 49 centemeters, how long is the third side?
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