Multiplication + reason - practice problems - page 11 of 18
Number of problems found: 352
- Sweater
Dana confuses me that sweaters and wool have a choice of seven colors. In how many ways can she choose from three colors for the sleeves?
- Lunch
Seven classmates go every day for lunch. If they always come to the front in a different order, will it be enough school year to take of all the possibilities?
- Glass with icecream
We have six kinds of ice cream and five kinds of fruit. We put 3 cups of ice cream and two fruits into each glass. How many can unique decorated glasses be?
- Three-digit 6690
How many three-digit numbers do we make from the numbers 4,5,6,7?
- Divisors 6619
Which natural number less than 100 has the largest number of divisors?
- Divisible 6615
How many 3-digit numbers can be composed of the digit 1,3,5,7,9 if the digits are not allowed to be repeated in the number notation? How many of them are divisible by five?
- Accommodated 6614
Sixteen students on the brigade will be accommodated in one 8-bed and two 4-bed rooms. How many ways can they do that?
- Sitting 6612
Seven boys are sitting next to each other in the cinema. How many ways can they sit on the seats if the boys want to sit next to each other?
- Ornamental 6532
The gardener is to plant 6 ornamental trees. There are 8 different types of trees available. Two trees, A and B, will be planted on the left edge. How many ways can a gardener do this if all the saplings planted are to be different?
- Identical 6517
The arranger is to display three identical beige, two identical green, and one black coat in the shop window. How many ways can it do that?
- Bridge cards
How many bridge hands are possible containing 4 spades, 6 diamonds, 1 club, and 2 hearts?
- Following 6367
Uncle Rudolf weaves baskets, which he then sells in the market. On Monday, he knitted 7 baskets; he worked one more every other day than the previous day. How many times more baskets did he knit by the following Monday dinner, compared to the first day, i
- Product 6352
There was an offer for item B: If you take six pieces, you only pay for four. One piece of this product costs 7 euros. Maria took 31 pieces of this product to her basket. How many euros did she pay for this item?
- Birthday 6277
Peter got a new bike for his birthday. His bike was equipped with many gears. How many gear options does Peter have if you have three wheels at the front and eight wheels at the back? List them all
- Two-digit 6212
I think of a number, add it to itself, subtract 6, then divide by 2, add 7 and multiply by 8. The largest two-digit number that contains only even digits came out. How much is the result greater than the imaginary number?
- Seven
Seven friends agreed to send everyone a holiday card. How many postcards were sent?
- Dice
We throw five times the dice. What is the probability that six fits precisely twice?
- Ružomberok 6070
The tourist group wanted to visit the four Slovak cities: Bratislava, Banská Bystrica, Ružomberok, and Levice. They decided that Levice would be the third place they would visit. How many different ways could they organize their city visit program?
- Disembarked 5962
Twenty-two passengers boarded in Žilina. Everyone gradually disembarked on the Teplička, Strečno, Vrútky, and Martin lines (the wagon was already empty in Martin). How many ways could they come out?
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