Multiplication practice problems - page 49 of 113
Number of problems found: 2243
- Sixth graders
About 6/9 of the sixth-grade pupils will attend the parents' seminar. If 1/6 of the participants are girls, what part of the portion of sixth graders are boys?
- The library
There are 65 boxes of books. Each box contains 100 books. If each book costs 19.75, how much is the total cost of all the books?
- Mistake in expression
A student made a mistake while attempting to multiply the expression (2 - 5i)(5 + 2i). (2 - 5i)(5 + 2i) = 10 + 4i - 25i - 10i2 = 10 + 4(-1) - 25(-1) - 10(1) = 10 - 4 + 25 - 10 = 21 Complete the explanation and correct the error. Hint: The student incorrec
- In dividing
In dividing fractions, get the reciprocal of the divisor and change the division symbol to the multiplication symbol. 2/3 : 5/6
- Nice two numbers
What two numbers do we give a sum of 30, a difference of 24 products of 81, and a quotient of 9?
- Central Park
Central Park is a rectangular park in New York City, and the map scale is 1 cm: 320 m (It means 1 cm on the map represents 320 m in the real world. ). Find the north-south distance if the length on the map is 2.5 cm.
- The space museum
The science club is going to the space museum. The club consists of 27 students. If admission costs $6.50 for children ages 4–11 and $8.50 for children ages 12–17, how much will it cost for the entire science club's admission to the museum? Science Club S
- Nathan
Nathan is playing a trivia game. Each correct answer is worth 2 ½ points, and each incorrect answer is worth -¼ points. If he gets 35 questions correct and 32 questions incorrect, how many points does he have? A. 87.5 B. 79.5 C. 75 D. 8
- Peter and Lucy
In a group of 3 boys and 4 girls, two players are drawn to play a game. Among the girls is Lucy, and among the boys is Petr (both are the only ones with that name). The first one drawn will be the captain, the second the helmsman. What is the probability
- A giraffe
A giraffe can run up to 46.93 feet per second. How far could a giraffe run in 1.8 seconds?
- 30 eggs
There are 30 eggs in a tray. How many eggs were left if 1/2 of the tray was used, 1/5 of it cooked, and 1/3 kept in the refrigerator?
- Translate 2
Translate the given phrases into mathematical phrases. Thrice the sum of three-fifths and two-thirds less one-half is what number?
- Yellow tangs
In an aquarium, 2/5 of the fish are surgeonfish. Of these, 3/4 are yellow tangs. What fraction of all fish in the aquarium are yellow tangs?
- Three animals
Ramrao bought a cow, a buffalo, and an ox for a total of Rs 85,000. The ratio of the price of a cow, buffalo, and ox is 4:8:5. What is the price of an ox?
- A land 2
A land owner owns two parcels of land measuring 4 2/5 hectares and 6 1/5 hectares. He sells 3/4 of the total land. How many hectares of land are left?
- The product 3
The product of the two numbers is 15 ⁵/₆. If one of the numbers is 5 ²/₃, find the other.
- The flag
The flag should consist of 3 different-colored stripes—available colors are white, red, blue, green, and yellow. Specify: A) number of all flags B) number of flags with a blue stripe C) number of flags with a blue stripe in the middle D) the number of fla
- The three
The three boys, Adam, Boris, and Cyril, will be taken on a two-seater ski lift. How many different removal options are there? What would it be like if four boys or five were to be taken away?
- Combinatorics
In how many different ways can we seat three people on three chairs, four on four, five on five, and six on six chairs? Find common properties when selecting objects from the point of view of combinatorics. Find out the principle of calculating all possib
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