Natural numbers + expression of a variable from the formula - practice problems
Number of problems found: 89
- Yiguo
There were an equal number of carrots, tomatoes, and cabbage in the pantry. Yiguo used 49 carrots som, some tomatoes, and some cabbages. There were 3 times as many tomatoes as cabbages left. Sixteen fewer carrots than tomatoes were left. There were 117 ca - Field trip 2
A principal is organizing a field trip for more than 400 students. She has already arranged the transportation for 280 students. Each school bus has the capacity to transport 40 students. Find the number of school buses still needed to transport all of th - Which 15
Which two digits need to be interchanged to make the following equation correct? 16+7*2+4-3=12 A) 2 and 4 B) 7 and 4 C) 16 and 2 D) 7 and 3 - Deon made
Deon made 4 identical necklaces, each having beads and a pendant. The total cost of the beads and pendants for all 4 necklaces was 18.40. If the beads cost a total of 9.60, how much did each pendant cost?
- Write 8
Write an expression for the total cost using the variable x. A bus company charges $35 to rent a bus for the day plus $4.50 for each student. - 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? - Cardinals and robins
Lee saw c cardinals and 5 robins in his yard. Write the expression that shows the number of birds Lee saw in all. - Evaluate expressions
Which expression equals 12? ... - Profitable company
Three businessmen decide to open up their own company. They agree to distribute the yearly profits made in the same ratio as their initial investments. They invest R 50 000, R 75 000, and R25 000, respectively. The profit made by the company in the first
- The collector
Harry liked to collect old movies. On four different days, he bought two movies. On two other days, he purchased three movies each day. After that, he sold two sets of 2 movies. He figured out how many he had in total, and then he divided that total into - Boats
Three-quarters of boats are white, 1/7 are blue, and nine are red. How many boats do we have? - Establishment 17283
The pupils of 7. A planted raspberry and currant bushes in the establishment of the school garden in the same ratio as the number of girls and boys in their class. How many raspberries and a round of currants did they plant when they planted 14 bushes tog - Participating 83071
One hundred seventy-five school pupils signed up for the school trip. The ratio of boys to girls was 9: 16. In the end, 19 registered students did not come on the trip, so the ratio of the number of participating boys and girls was 9: 17. How many boys an - Cleaning 2
Maggie is looking to hire a carpet cleaning company. Cleaning Crew Inc charges $24 for supplies and then $18 per room. If Maggie has $96 to spend on cleaning the carpets, how many rooms can she have cleaned?
- Danny
Danny made a mistake in the following problem. Line 1:21 + 35 ÷ 7 + 6(2) Line 2:21 + 5 + 6(2) Line 3:21 + 11(2) Line 4:21 + 22 Line 5:43 On what line was the mistake made? Only input the number of the first incorrect line. - Multiply 6257
If we multiply the numbers of the last three pages of the book on pyramids, we get the product 23639616. How many pages does the book have if the last page's number is steam? - Athletics 24911
The sports class is attended by athletes, cyclists, and football players. The number of athletes to cyclists is in the ratio 3:5, football players to cyclists 1:3. How many athletes attend the class if 9 children are involved in athletics? - Scrapbook
Jo is making a scrapbook for her best friend's 5th-grade graduation. She used 72 photos with six photos on each page. Jo had to remove two photos on each page to make room for the writing she wanted to include. Write an expression that represents the numb - Collection of stamps
Jano, Rado, and Fero created a collection of stamps in a ratio of 5:6:9. Two had 429 stamps together. How many stamps did their shared collection have?
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