# Arithmetic - math word problems

#### Number of problems found: 2620

- Compare

Compare with characters >, <, =: 85.57 ? 80.83 - Cubic

Convert 660 m^{3}of natural gas volume to energy units kWh. Combustion of 1 cubic meter of natural gas is released energy 10.55 kWh. - Average

The arithmetic mean of the two numbers is 71.7. One number is 5. Calculate the second number. - Gauss

Help little C.F. Gauss sum all the integers from 1 to 400. - Triangle

Prove whether you can construct a triangle ABC, if a=9 cm, b=6 cm, c=10 cm. - School

27 students of 6.D class are going on a trip. They pay 9 € each. The teacher got 153 €. How many children have not paid? - Product

The product of two consecutive odd numbers is 8463. What are this numbers? - Angle

Draw angle |∠ ABC| = 130° and built its axis. What angle is between axis angle and arm of angle? - Circles 2

Calculate the area bounded by the circumscribed and inscribed circle in triangle with sides 12 cm, 14 cm, 18 cm. - Money

Everyone complains about the lack of money. In fact, there is no shortage of money, but the relative scarcity of goods and things that people buy for the money. Calculate what percentage of the price of all goods and services rose immediately, if everyone - Sphere

The surface of the sphere is 12100 cm^{2}, and the weight is 136 kg. What is its density? - Shots

5500 lead shots with diameter 4 mm are decanted into a ball. What is its diameter? - Subsets

How many are all subsets of set C = (97, 67, 66, 18, 59, 64)? - Biquadratic

By introducing a new variable solve biquadratic equation: - x^{4}+277 x^{2}-15876=0 - Powers

Is true for any number a,b,c,d equality:? ? - Is equal

Is equal following terms? -9^{ 21}= (-9)^{ 21} - Binomials

To binomial 36x^{2}-168x add a number to the resulting trinomial be square of binomial. - Root

Use law of square roots roots: ? - Rates

When gas consumption, the consumer may choose one of two rates: rate A - which pays 0.4 € per 1 m^{3}of gas a flat monthly fee of 3.9 € (regardless of consumption) rate B - which pays 0.359 € per 1 m^{3}of gas a flat monthly fee of 12.5 € From what monthly - Quadratic equation

Determine the numbers b, c that the numbers x_{1}= -1 and x_{2}= 3 were roots of quadratic equation: -3x^{2}+ b x + c = 0

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