Arithmetic + direct relationship - practice problems - page 2 of 5
Number of problems found: 95
- Gas price
If a cm³ of gas costs rm 1.50, how many cents would a liter of gas cost? 1 rm = 1 Malaysian Ringgit = 100 Malaysian Ringgit cents = equals 0.21 Euro in 2021/Q3 - What scale
What scale is the map drawn if it shows a 15km route from the station to the ruins with a line 30cm long? A) 1: 2000 B) 1: 5000 C) 1: 20,000 D) 1: 50,000 - Consumes 7282
A person consumes 20 grams of oxygen in 1 hour, and a jet aircraft up to 3 total of 3/4 tons. How much more oxygen does an airplane use per hour than a human? - Passengers 3221
Express as a ratio: a/ There are 200 boys and 300 girls in the school. b/ The number of chocolates eaten will triple on Nicholas Day. c/ During the holidays, the number of bus passengers decreased by a quarter.
- Three-fifths 7413
The old mother baked 275 Christmas gingerbreads and kept three-fifths of them, dividing the rest among her children in a ratio of 3:4:2:1. How many gingerbreads did she give each? - Metallurgical enterprise
Metallurgical company daily produces 318 tons of cast iron. How many tons of coke does it burns to melt cast iron when 10 tons of cast consumes 6 tons of coke? - Martin: 80465
Kuba, Martin, and Pepa earned CZK 1,813. They divided them in the ratio Cuba: Martin 6:5. Martin: Pepa 2:3. How many crowns did each of them get? - Blood
In the human body, the blood is about 7.3% body weight. How many kilograms of blood are in the human body with a weight of 109 kg? - Two-fifths
Two-fifths (2/5) of a pound of chicken for each person. How many pounds of chicken are required if eight people are to feed?
- Mushroom risotto
630g of rice is needed to prepare mushroom risotto for four people. How many boxes of 500g rice do you have to buy to prepare risotto for 17 people? - A sculptor
A sculptor is duplicating a statue based on an original statue. If the scale factor of the replication is 3.2, will the new statue be larger or smaller than the original statue (enter 1 = larger, 0= smaller) - A family
A family of four pays for garbage collection per the year 1800 Kč. How many crowns a year does the waste company get from the house where live 93 people live? - Macky
Macky's income varies directly from the number of days that she works. If she earns 8000 pesos in 20 days, how much will she earn if she works three times long? - Composite ratio
Jakub, Aneta, and Lenka divided 1342 USD in the ratio of 5/2:3/10:1/4. How much did Lenka take?
- Distance 2877
On a map with a scale of 1:50,000, we measured the distance of places AB = 136 mm. The actual distance between cities A and B is: - Mrs. Sojka
Mrs. Sojka gave her class 12 minutes to read. Natalie read 7 1/2 pages in the time. At what rate in pages per hour did Natalie read? - Salt
One ton of seawater contains 25 kg of salt. How many tons of seawater must be evaporated to obtain 2 q of salt? - Clothes 4
If the cost of 16.5 meters of cloth is ₹2,062.50, then find the cost of 24.75 meters of clothes. - Euros
Michal, Peter, John, and Lenka got together 2,400 euros. Do they share an amount in a ratio of 2:6:4:3. How many got each of them?
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