Multiplication + equation - practice problems - page 4 of 7
Number of problems found: 140
- Rediscounted 29431
At the beginning of the season, roller skates became 15% more expensive. In the autumn, they were rediscounted by 15% of the new price. Their price after the price increase and discount was € 195.50. What was their original price? - Magic bag
The number of tolars in the magic bag doubled each time the prince crossed the bridge. But then the devil always conjured 300 tolars for him. When this happened for the third time, the prince had twice as much as he had in the beginning. How many tolars d - Variations 26791
If the number of elements increases by two, the number of variations of the second class of these elements created by 38 increases. What is the original number of elements? - Grandma 23621
Grandma knits a scarf. Knit 15 cm per day. He has it ready in 16 days. How many cm does she have to knit in 1 day to make it in 9 days? - Multiplying 23611
The result of multiplying two fractions is 9 3/5. If one of the fractions is 9 3/7, find the other fraction. - Consecutive 23251
Find the LCM of four consecutive natural numbers. Its sum is 42. - Rectangles 22781
A bricklayer has 48 tiles. How many different rectangles will he assemble? - Operations 14061
Please substitute such numbers for x so that the indicated numerical operations are correct / first, and the last x must be identical. Thank you. Example: x: 2 = x -2 y: 5 = y + 7 z * 4 = z + 6 - Uboid volume
Calculate the cuboid volume if the walls are 30cm², 35cm², 42cm² - Multiplied 11801
Which number needs to be multiplied by 2 3/4 to get 8 1/3? - Expression
If A=2 B=3, evaluate expression A(B+A) and multiply it by A - 102—likewise 8205
The number 20 137 is "like" the number 73 102—likewise, the decimal numbers 41.9 and 9.14, or 31.08 and 80.13, like each other. Find two mutually exclusive numbers whose product is 357.435. - Equation 7848
Solve the equation with the unknown a: 3 (2a + 1) = (a-3) • 4-5 - Simplify
Simplify expression - which expression is equivalent to: 3(m + 2) − 4(2m − 9) - Together 7735
The two typists wrote a total of 65 pages; although the former wrote an hour longer than the latter, she wrote 5 pp. Less; the second write 2 more pages per hour than the first. How many pages will they both write together? - Larger 7710
Seven times is 105 larger than their four times. What's the number? - Eggs
3400 eggs sliced hens for February and March. We must calculate how many hens can make 3400 eggs when one hen gives two eggs a day for 59 days. - Daughter 7658
Dad is 43 years old, and his daughter is 17 years old. How many years ago was a father three times older than a daughter? - Yellows 7650
Stano got a box of dice. Half of them were brown and blue in color, and the others were red, yellow, and green. There were 12 more reds than yellows, 19 more reds, and 5 more greens than yellows. How many cubes were in the box? - Difference 7641
To get their sum, what number do you have to multiply the difference between 3 1/2 and 2 3/4?
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