Math practice for 13 year olds - page 37 of 422
Number of problems found: 8429
- Solve 19
Solve equation with fractions: 1/3+what=1/5
- Kenneth 2
Kenneth has 100 pennies, 20 nickels, 10 dimes, and 4 quarters. How many ways can he choose coins that total 25 cents?
- Nickels and dimes
Bob has a handful of nickels and dimes worth $2.45. How many dimes are there if there are 4 more nickels than dimes? Hint: A nickel is worth 5 cents, and a dime is worth 10 cents. So, one dime is worth the same as two nickels.
- Flour to water
If the ratio of flour to water in a bread recipe is 5:2, how much water would you have to add to 17.5 cups of flour?
- Suppose 9
Suppose that 14 inches of wire cost 42 cents. At the same rate, how much (in cents) will 48 inches of wire cost?
- It rained
It rained 2 7/15 inches in June and 3 2/15 inches in July. How many more inches did it rain in July than in June?
- The ratio 13
The ratio of boys to girls in Mr. Hakeem's class is 6:4. If there are 18 boys, how many girls are there?
- 15 chicken
Fifteen chicken wings for $28.50. If Mei Mei spent $34.20, how many chicken wings did she buy?
- Tim and
Tim and Sufyaan share sweets in a ratio of 3:5. Tim gets 12 sweets. How many does Sufyaan get?
- To buy
To buy a truck, you can pay $12500 cash or put down $3250 and make 24 monthly payments of $685.75. How much would you save by paying cash(to the nearest hundredth)?
- 3 men
Three men painting a house take 7 1/2 days. How long will 5 men take over the same job? Working at the same rate.
- Usd to eur
If 6500$ is 5798 euros, then how much is 1$ in euros
- The temperature 41
The temperature drops by 5 degrees per Hour in Alaska. It is 4 degrees at 6 PM. What will the temperature be at 9 PM?
- Jackie 2
Jackie bought an equal number of tulip bulbs and daffodil bulbs. Along the length of her garden, Jackie planted 6 daffodil bulbs and 3 tulip bulbs per foot. She has 5 daffodil bulbs and 29 tulip bulbs remaining to plant elsewhere. How long is Jackie's gar
- Hans spent
Hans spent three days baking 224 cookies. On the second day, he baked twice as many as he did on the first day. On the third day, he baked half as many as he did on the first day. Which equation represents the situation if x is the number of cookies Hans
- A mechanic
A mechanic charges $45 for a diagnostic fee plus $25 per hour for labor. No parts were needed to make a repair that included the diagnostic plus 3.25 hrs of labor. The customer had an internet coupon for $10 off the diagnostic fee. What was the customer's
- The cost price
Find the cost price of a piano that was sold at $12,000, on which a profit of 20% was made on cost.
- Cost and sell price
A wholesaler sold items at a profit of 20% of the sales, which was a profit of P52.80. What were the cost price and selling price of the item?
- The cup
In a measuring cup set, the cup measure is 6 cm wide. The set also contains a 1-cup measure and a cup measure, both of which are similar in shape to the cup measure. Find the width of: a) 1/2 cup b) the 1 cup measure c) the 1/3 cup measure.
- Sophie 2
Sophie earns $12.80 per hour babysitting. She has to repay a loan to her parents in the amount of $100. After repaying the loan, she wants to have at least enough money to buy herself a pair of sneakers costing $130.40. Write an inequality modeling the nu
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