Natural numbers + rational numbers - math problems

Number of problems found: 19

  • Boys and girls
    If the ratio of male & female teachers is 2/5 & it is in proportion of the male & female students, how many are girls if there are 42 boys?
  • Brian
    Brian divides 80 by 7. Between what two whole numbers is his answer?
  • Even/odd numbers
    What is the product of 0.97 and the next odd decimal number?
  • What is 11
    What is the quotient of Three-fifths and 1 Over 10?
  • Fraction to decimal infinite
    Determine which digit is at 1000th place after the decimal point in the decimal expansion of the fraction 9/28.
  • Tenths digit
    For 10.932, which digit is in the tenths place?
  • Year 2020
    The four-digit number divided by 2020 gives a result of 1, **. (Can not be in form 1,*0. ) Write all the options.
  • Sum and ratio
    The sum and ratio of two numbers is equal to 10. Which numbers are they?
  • Boats
    Three-quarters of boats are white, 1/7 are blue and 9 are red. How many boats do we have?
  • My father
    My father has a big farm. 6/8 of it were planted with mango trees, 1/2 of the remainder are guava trees and the rest 10 trees are santol trees. What is the number of all trees?
  • Closest natural number
    Find the closest natural number to 4.456 to 44.56 and 445.6.
  • Blades
    1st blade 2,5 m, 2nd blade. .1.75 m. How many same long pieces of this two blades can be do the biggest? How long is one piece?
  • Cash back
    After a trip 24 students have left more than 650 but less than 690 CZK (Kc). How much each student receives return when the amount is divisible by the number of pupils?
  • Fraction
    Fraction frac(0, overline(38))(0,38) write as fraction a/b, a, b is integers numerator/denominator.
  • Diophantus
    We know little about this Greek mathematician from Alexandria, except that he lived around 3rd century A. D. Thanks to an admirer of his, who described his life through an algebraic riddle, we know at least something about his life. Diophantus's youth las
  • Four pupils
    Four pupils divided $ 1485 so that the second received 50% less than the first, the third 1/2 less than a fourth, and fourth $ 154 less than the first. How much money had each of them?
  • Camp
    In the camp are children. 1/2 went on a trip, 1/4 went to bathe, and 38 children remained in the room. How many children are in the camp?
  • Homework
    In the crate are 18 plums, 27 apricot and 36 nuts. How many pieces of fruit left in the crate when Peter took 8 ninth: 1. nuts 2. apricots 3. fruit 4. drupe
  • Cubic
    Convert 660 m3 of natural gas volume to energy units kWh. Combustion of 1 cubic meter of natural gas is released energy 10.55 kWh.

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Natural numbers - math problems. Rational numbers - math problems.