Multiplication and Division problems - page 8 of 16
Number of problems found: 312
- Real and imaginary parts
Let z1=x1+y1i and z2=x2+y2i Find: a = Im (z1z2) b = Re (z1/z2) - Divisors of 560
Which of the numbers 5, 6, 7, 14, and 15 are divisors of 560? Please justify the answer. - Represents 25981
Determine the sum of three numbers if the first number is 328, the second is 28 smaller, and the third represents ¼ of the first number. - Defective 22153
There are 11 products in the box, of which just four are defective. How many ways can we choose five products so that at least four are not faulty?
- Length 20353
The given line is MN with a length of 11 cm. Change its length in the ratio: a) k = 2:1 b) k = 1:2 c) k = 17:11 d) k = 22:33 - In the bowl
There are 12 pears in the bowl. Erik ate a third. How many pears remained in the bowl? - Four operations
How many ways can you add +, -, *, / characters among four tens to always get the number 10? - Two divided
Two divided by nine-tenths. - Operations 14061
Please substitute such numbers for x so that the indicated numerical operations are correct / first, and the last x must be identical. Thank you. Example: x: 2 = x -2 y: 5 = y + 7 z * 4 = z + 6
- Temporary workers
Three temporary workers work in the warehouse and unload the goods in 9 hours. At what time would five temporary workers unload the same products? - Horticulture 13701
In horticulture, they sold seedlings of tomatoes po32kc and cucumbers po24kc. They sold cucumber seedlings in 1230 and earned a total of 55120kc for tomatoes and cucumbers. How many tomato seedlings are sold? - Twenty-five
How many are three-digit natural numbers divisible by 25? - Katka 13481
Katka has € 3.50, and I have ten times less. How many cents do I have? - Evaluate - order of ops
Evaluate the expression: 32+2[5×(24-6)]-48÷24 Pay attention to the order of operation, including integers.
- Numbers division
What number should be divided by the mixed number 2 3/4 to get 11/12? - Multiplying 11721
What do I get by multiplying the absolute value of -0.7 and the reciprocal number of10? What do I get by dividing the opposite number by the number -14/8 and the reciprocal number to the number 4? - The machine
The machine works 7 hours daily and produces 1 part in 5 minutes. How many parts will it produce in 1 hour? How many parts will it produce in 1 day? - Expressions
Let k represent an unknown number, express the following expressions: 1. The sum of the numbers n and two 2. The quotient of the numbers n and nine 3. Twice the number n 4. The difference between nine and the number n 5. Nine less than the number n - Stamps
Tibor has four times more stamps than Miro and seven times more stamps than Stano. How many stamps have all three if Tibor has 504 stamps?
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