Grade - math word problems - page 681 of 968

Number of problems found: 19341

Music Recording Duration
Fifty-six seconds have already elapsed from the music recording, which was 14% of the total duration of the recording. How long the recording will still last.
Fraction missing number
What number should be added instead of the question mark 25/45 =? / 24. And how do we find out?
Florist Bouquet Revenue
The florist prepared 80 identical bouquets and was to receive CZK 7,200 for them. How many crowns did 1 bouquet cost? In the evening, she had 5 bouquets left. She sold them at a discount of ten crowns. By how much crowns was the total revenue lower if she
R1+R2 in parallel
The resistance ratio of the first and second resistors is 3:1, and the current flowing through the first resistor is 300 mA. What current flows through the second resistor (resistors connected in parallel)?
Voltage Ratio in Series
If the resistance of the first resistor is 200 ohms and the resistance of the second resistor is 600 ohms. What will be the ratio of the electrical voltage across the first resistor to the electrical voltage across the second resistor (both are connected
Resistors Series Voltage Ratio
If the resistance of the first resistor is 100 ohms and the voltage ratio on the first and second resistors is 2:1. What will be the resistance of the second resistor connected in series?
Sum of squares
The sum of squares above the sides of the rectangular triangle is 900 cm². Calculate the area of the square over the triangle's hypotenuse.
Table
Find the table's circumference; the long side is 1.28 meters, and the short side is 86 cm.
Fractions
Three-quarters of an unknown number is 4/5. What is 5/6 of this unknown number?
Chasing a Bike Thief
The thief stole Peter's bike and rode it down the road at 25 km/h. Peter's older brother saw it in half a minute and caught up with the thief in 5 minutes on a second bike. How fast must Peter's brother have been driving?
Individual
On a hill behind Terchová, there is a sheepfold where a shepherd lives. He divided his two hundred sheep into 4 groups in a mysterious way: If he had 4 more sheep in the first group, 4 fewer in the second, 4 times more in the third, and 4 times fewer in t
Company Turnover Distribution
One-half of the turnover is used for wages and one-third for production and distribution. After postponing CZK 100,000 for marketing, CZK 230,000 will remain. How high is the total turnover?
Filling Tank Together
The tank will be filled with the first inlet in 5 hours and the second in 12 hours. How long would it take to fill the tank together?
Candies Eaten Fractions
Walter ate 1/5 of the candies. Mark ate 1/3 of the sweets, and Susan ate 21 candies. How many candies were together?
Motion against
From two places 36 km apart, a pedestrian and a cyclist will go straight opposite each other. How long will they meet if the speed of the pedestrian is 4 km/h and the cyclist 12 km/h?
Tourist Walk and Bus
The tourist traveled 78 km in three hours. For part of the journey, he traveled by bus at an average speed of 30 km/h, and for the rest, he walked at an average speed of 6 km/h. How long did he walk, and how many kilometers did he walk?
Apple price calculation
When you buy 3 kg of apples and 2 kg of oranges, we will pay € 12. When you buy 2 kg of apples and 4 kg of oranges, we pay € 16. How much does 1 kg of apples cost?
Cost of Wooden Boards
How much do we pay for 15 pieces of boards 6 m long, 15 cm wide, and 25 mm thick if 1 m³ of boards costs 130 €? Round the price to the whole of €.
Resistance - ohms
If the resistance of the first resistor is 300 ohms and the resistance of the second resistor is 100 ohms. What is the resulting resistance?
Ice cream maker
Ice cream maker Eda has invented a new cone in the shape of a regular four-sided pyramid, in which he will sell his ice cream. The cone will have a lateral edge length of 5 cm and a slant height of 4 cm. In order to mass-produce it in a factory, the dimen

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