Equation + multiplication - math problems

Number of problems found: 51

  • Root
    root_quadrat The root of the equation ? is (equal or greater or less than zero)? ?
  • Star equation
    numbers_37 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
    circles_3 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
    color_circle From how many elements you can create 4560 combinations of the second class?
  • Number
    fractions_1 Calculate the integer number which, divided by 34 gives 10 and the rest 25.
  • 2nd class variations
    cards From how many elements you can create 2450 variations of the second class?
  • Expression
    numbers If A=2 B=3 evaluate expression A(B+A) and multiply it by A
  • Product
    multiplicationchart The sum and the product of three integers is 6. Write largest of them.
  • Number
    numbers_12 What number I think? The third is 6 and half is 2 more than the its quarter.
  • What is
    number_line_7 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
    math_4 If we increase the unknown number by 4%, we get 780. Determine the unknown number.
  • Two thirds
    fractions_10 Find two-thirds of the number equal to two-thirds of 99
  • Count of roots
    eggs How many solutions has equation x. y = 7757 with two unknowns on the set of natural numbers?
  • Chocolate
    cokolada Leslie bought 8 same chocolates for 16 Eur. How many euros will he pay for 25 chocolates?
  • Chestnuts
    gastany Neil has 5-times chestnuts less than Adrian. Together they have 894 chestnuts. How many chestnuts has Neil and Adrian?
  • Simplify
    expr_3 Simplify expression - which expression is equivalent to: 3(m + 2) − 4(2m − 9)
  • Server
    p_pro Calculate how many average minutes a year is a webserver is unavailable, the availability is 99.99%.
  • Bonus
    moeny The gross wage was 1323 USD including 25% bonus. How many USD were bonuses?
  • Eggs
    egg_2 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.
  • Pagans
    rohliky 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?

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