# Units - examples - page 118

1. Toilets
A federal law requires that all residential toilets sold in the United States use no more than 1 3/5 gallons of water per flush. Prior to this legislation, conventional toilets used 3 2/5 gallons of water per flush. Find the amount of water saved in one ye
2. Soccer team
Hilahs soccer team is trying to raise \$2414 to travel to a tournament in Florida, so they decided to host a pancake for the breakfast. How many people need to attend their breakfast in order to raise \$2414, if profit per one pancake is \$1.5?
3. Trevor
Trevor wishes to tile the floor of his bathroom. The bathroom is rectangular and is 4.2m long and 3.3m wide. The tiles are 30cm by 30cm. Calculate the cost to tile the floor if each tile costs 72 cents.
4. Monica
Monica left Php.900 to Bianca. When monica asked for it after 6 months, Bianca decided to give Php.945 instead because she was able to use the money. What interest rate on Monica's money was used by bianca?
5. Walking
Lucie can walk about 3 4/5 miles each hour. How far can she walk in 2 hours 45 minutes?
6. Selling price
Find the selling price. Cost to store: \$50 Markup: 10%
7. The Mayflower
The Mayflower traveled for 66 days on the trip from England to America. The weather was storming for many days of their trip. If one and a half of the days at Sea where Sunny with good weather, 1/6 of the days were sunny but very windy and the other days r
8. One trapezium
One trapezium has AB=24M, BC=36M, CD=80M, DA=80M long sides. Find the area.
9. Father and daughter
When I was 11 my father was 35 year old. Now, father has three times older then me. How old is she?
10. Sales tax
A sales tax on a Php 10,800 appliance is Php.1,620. What is the rate of sales tax?
11. Feet to miles
A student runs 2640 feet. If the student runs an additional 7920 feet, how many total miles does the student run?
12. Gasoline price
At 34.4 cents per liter, how much will 42 liters of gasoline cost?
13. Greg and Bill
Greg is 18 years old. He is 6 less than 4 times Bill's age. How old is Bill?
14. Flooring a room
Find the cost of flooring a room 6.5 m by 5 m with square tiles of sides 25 cm at the rate of rupees 9.40 per tile.
15. Find the 6
Find the total cost of 10 computers at \$ 2100 each and 7 boxes of diskettes at \$12 each
16. School yearbook
Bianca sold Php.18,500 worth of advertisements for the school yearbook. If she is given a commision of 8%, how much did she earn for the advertisements?
17. Fix + percentages
Mrs. Vargas is a car sales agent who earns Php.5,850 monthly plus a 4% commision on all her sales. During a month, she sold a car worth Php.740,000. How much is her total earnings?
18. Curiosity factor
A blogger starts a new website, initially the number of the traffic is 293 due to their curiosity factor. The business owner estimated that the traffic will increase by 2,6% per week. What will be the number of it in week 5?.
19. Phone plan
Victoria's cell phone plan costs \$30.00 a month. If she used 12.5 hours in May, how much did Victoria pay per minute?
20. After 2
After we planted flowers in 2/5 of our garden, 24m remained unplanted. How many meters is the garden in total? If the total area of the garden is 1, the proportion of the remaining area is?

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