# Equation + rational numbers - math problems

#### Number of problems found: 42

- Factors

Can the expression ? be factored into rational factors? - Equation 11

Solve equation: ? - Strange x

For what x is true ?? - Denominator

Calculate the missing denominator x: ? - Determine the number

Determine the number x that ?. - Expression

If it is true that ? is: - A number

A number increased by 7.9 is 8.3 - Server

Calculate how many average minutes a year is a webserver is unavailable, the availability is 99.99%. - Clock

What time is now, if the time elapsed after noon is 2/10 of time that elapses before midnight? - Bonus

The gross wage was 1323 USD including 25% bonus. How many USD were bonuses? - VAT

John paid 1000 Euros in store for purchase. Calculate value added tax (VAT), which paid in purchase, if the VAT rate is 20%. - Tape

Video is 153% more expensive than tape recorder. How many percent is tape recorder less expensive than video? - Truck

Truck went for 4 hours and 30 minutes. If truck increase speed by 11 km/h, went same distance in 2 hours. Calculate this distance. - Drinking water

A man drinks a keg of water in 40 days, and a woman drinks in 62 days. How many days do they consume a keg together? - Hands

The clock shows 12 hours. After how many minutes will angle between the hour and minute hand 90°? Consider the continuous movement of both hands hours. - 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 camp? - Rising price

The book first become more expensive by 5 euros. New price was later increased by 8%. After the second price increase book cost 46 euros. What was the original price of the book? - Freedom

In the city are 3/9 of women married for 3/6 men. What proportion of the townspeople is free (not married)? Express as a decimal number. - Acid

The barrel is 199 litres of 38% acid. How many percent acid occurs when 61 litres revoke and replace it with the same amount of water? - n-gon

Gabo draw n-gon, which angles are consecutive members of an arithmetic sequence. The smallest angle is 70° biggest 170°. How many sides have Gabo's n-gon?

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