Comparing - practice problems - page 8 of 30

Number of problems found: 600

Red candles
For Christmas, the Veselá family made gel candles. Father Veselý filled the entire jar with green gel. Mother Veselá filled one-sixth of the jar with green gel and the rest with red. The daughter used the same amount of green and red gel, and the son pour
Karel grade average
Karel has an average grade of exactly 1.12 from five-minute episodes. Prove that at least 22 of them have one.
Highway speed limit
The highway section is 25 km long, and the maximum permitted speed is 110 km/h. The driver covered this section in 12 minutes. Did he exceed the speed limit?
Bear weight percentage
The bear weighed 410 kg at the beginning of winter and lost 10 percent during hibernation. He gained 10 percent of his weight from spring to fall. Find out if the bear's weight was greater at the beginning of winter or autumn by what percentage.
Photo paper format
The digital photo has dimensions of 640 × 480 pixels. Which of the classic photo paper formats is "most similar": 9 x 6 cm, 10 x 7 cm, 13 x 9 cm, 15 x 10 cm, 18 x 13 cm, or 30 x 20 cm?
Teacher's ages
The ages of the 10 teachers of a School are 32, 41, 67, 55, 23, 25, 28,40, 22, 35. Find out the range of the age of teachers.
Exist triangle
Which of the following set of numbers could not represent the three sides of a triangle A. 13,22,34 B. 8,20,30 C. 10,14,23 D. 15,25,37
Percentage comparison paradox
Can it be 1%>2%? Can't it be nonsense and a denial of the law of mathematics, yet 119 out of 120 people say so?
Janice
Janice said that when you multiply a fraction less than 1 by a nonzero whole number, the product is always less than the whole number. Do you agree? Explain.
Number line
Find a number on the number line whose distance from the number 3 is four times smaller than from the number 15 (specify both solutions).
Compare two fractions
Find which is the larger of the two fractions: 11/32, 7/24, by expressing the numbers as a) fractions with the same denominator, b) decimals.
The sum 25
The sum of the two numbers is 215. If the ratio is 2: 3, find the larger number. A. 86 B, 129 C. 215 D. 381
Comparing weights
Tam baked 4⅔ dozen cupcakes. Lani baked 4⅓ dozen cupcakes. Mabel baked 5⅓ dozen cupcakes. Who baked the most cupcakes (write a first letter: T or L, M)
Carlo 2
Carlo had 5/6 of pizza, and Dannah had 1 5/8 of a similar pizza. How much more pizza did Dannah have than Carlo?
A hairdresser
A hairdresser is deciding where to open her studio. If the hairdresser chooses Location A, she will pay $1200 per month in rent and will charge $45 per haircut. If she chooses Location B, she will pay $1800 monthly rent and charge $60 per haircut. How man
Number inequality replacement
What is the smallest whole number to replace the known x for: 9> x/3> 4.
Working days weeks
A. How many working days are there in 4 weeks? B. Zuzka has 7 euros in her cash register. Her brother has 5 times more. How much more money does the brother have?
Car motorcycle distance
A car travels 11,000 m in one minute. A motorcycle travels at a speed of 330 m in 11 seconds. Which of them will travel the greater distance in 1 hour of driving?
The average 8
The average point per game in NCAA men's basketball is 71 points. If Duke scored 112% of the average and UNC scored 0.87 times the average, who scored more points?
Tennis ball parabola
In a tennis match, Adrien is 5 m from the net when he hits a ball 80 cm off the ground. The maximum height of its parabolic path passing through the net was 1.5 m. If the length of the court is 23.77 m, will the ball land inside the court?

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