Equation + multiplication - math problems
Number of problems found: 51
The root of the equation ? is (equal or greater or less than zero)? ?
- Star equation
Write digits instead of stars so that the sum of the written digits is odd and is true equality: 42 · ∗8 = 2 ∗∗∗
- Product - quadratic equation
Product of two numbers is 900. If we increase lowest number by 2 then product will increase by 150. Determine both numbers.
- 2nd class combinations
From how many elements you can create 4560 combinations of the second class?
Calculate the integer number which, divided by 34 gives 10 and the rest 25.
- 2nd class variations
From how many elements you can create 2450 variations of the second class?
If A=2 B=3 evaluate expression A(B+A) and multiply it by A
The sum and the product of three integers is 6. Write largest of them.
What number I think? The third is 6 and half is 2 more than the its quarter.
- What is
What is the value of the smaller of a pair of numbers for which their sum is 78 and their division quotients are 0.3?
- If we
If we increase the unknown number by 4%, we get 780. Determine the unknown number.
- Two thirds
Find two-thirds of the number equal to two-thirds of 99
- Count of roots
How many solutions has equation x. y = 7757 with two unknowns on the set of natural numbers?
Leslie bought 8 same chocolates for 16 Eur. How many euros will he pay for 25 chocolates?
Neil has 5-times chestnuts less than Adrian. Together they have 894 chestnuts. How many chestnuts has Neil and Adrian?
Simplify expression - which expression is equivalent to: 3(m + 2) − 4(2m − 9)
Calculate how many average minutes a year is a webserver is unavailable, the availability is 99.99%.
The gross wage was 1323 USD including 25% bonus. How many USD were bonuses?
3400 eggs sliced hens for February and March. We have to calculate how many hens can make 3400 eggs when one hen give 2 eggs a day for 59 days.
Jano and Michael ate pagans. Jano ate three more than Michael. The product of their counts (numbers) is 180. How many pagans did each of them eat?
Do you have a linear equation or system of equations and looking for its solution? Or do you have quadratic equation?