Multiplication practice problems - page 23 of 116

Number of problems found: 2315

A sixth of a million
How much is 2/6 of $10,000,000?
Three dice 2
What is the probability that exactly two of the three dice show the same odd number when three dice are rolled?
In class 24
There are a total of 16 students in the class, a quarter of whom are girls. A team of five is selected at random. Determine the probability that the team will have: a) at least 4 girls, b) at most 1 girl, c) no girls.
Christmas 4
There are only 3 packages left under the tree — two for Julia and one for Susan. Julia takes two at once. What is the probability that both packages belong to her?
5D decimal
How many five-digit numbers contain exactly 2 fours and exactly 3 sevens in their decimal notation?
HAMMER 4
Determine in how many ways the letters of the word HAMMER can be rearranged so that some group of consecutive letters in the rearrangement forms the word CAL.
Members 2
The members of a housing cooperative elected a seven-member board. In how many ways can a chairman, vice-chairman, treasurer, and secretary be chosen from among them?
Books in Slovak and English
Vera has 4 Czech and 3 English books. She wants to arrange them on a shelf so that the Czech books come first and the English books second. In how many ways can this be done?
Birthday boy 2
In how many ways can seven people be seated around a table if the birthday boy must sit at the head?
HAMMER 3
Determine in how many ways the letters of the word HAMMER can be rearranged so that some group of consecutive letters in the rearrangement forms the word WATER.
Relay
A relay race will be run by the class team of Kate, Alice, Michaela, and Erica. Determine how many different running orders are possible, given that each of them can run in any position.
All zeros
How many zeros does the product of the numbers 10 × 11 × 12 × 13 × 14 × 15 × 20 × 21 × 22 × 23 × 24 × 25 end with?
Beads
We have 4 beads: one green, one yellow, and 2 pink. In how many possible ways can we string them onto a string?
A quarter of the trees
There were 48 apple, pear, and plum trees in a garden. A third of the trees were apple trees and a quarter were pear trees. How many plum trees were there?
Segment - ratio
Calculate the length of a new segment created by scaling segment CD = 12 cm in the ratio 4:3.
Price increase
As part of a packaging innovation, the price of mineral water, which previously cost €0.68, was changed in the ratio 11:8. How much will we pay for a bottle of mineral water now?
New Year's price increase
After the New Year, the prices of goods changed in the ratio 3:2. How much will we now pay for a dining set (6 chairs and a table) if a chair originally cost €44 and the table €232?
Salaries - inflation
Dad's salary was increased in the ratio 5:4. His original salary was €880. What is his salary now?
Princess 2
A very overweight princess weighed 168 kg on 5 October. By 10 November, her weight had changed in the ratio 7:4. How much did she weigh on 10 November? Did she gain or lose weight?
How much 17
How many more euros will Mrs. Eve have if she increases her savings of €2,400 in the ratio 7:5?

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