# Arithmetic - examples

- Cost reduction

Two MP3 players whose price was equal to originally have been discounted the first by 20%, the second by 35%. After the price reduction was the difference in their prices 750, - CZK. What was the original price of each of the two players? - Dividing

Divide the three line segment 13 cm, 26 cm and 19.5 cm long for parts so that the individual parts were equally long and longest. How long will the individual parts and how many it will? - Pounds

3 pounds subtract 1/3 of a pound. - Z7-I-4 stars 4949

Write instead of stars digits so the next write of product of the two numbers to be valid: ∗ ∗ ∗ · ∗ ∗ ∗ ∗ ∗ ∗ ∗ 4 9 4 9 ∗ ∗ ∗ ∗ ∗ ∗ 4 ∗ ∗ - Scale factor

A prism with a volume of 1458 mm^{3}is scaled down to a volume of 16mm^{3.}What is the scale factor in fraction form? - Divisibility

Is the number 214743 divisible by 10? - Chocolate

Charlie bought 7 same chocolates for 14 Eur. How many euros he pay for 27 chocolates? - One half

One half of ? is: ? - Family

The parents had 2 daughters. Each of them had one brother. How many members family had? - Brick

One brick is 2 kg and half a brick heavy. What is the weight of one brick? - Orchard

5 trees in 3 lines grows in the orchard. How many trees are in the orchard? - Cyclist

A cyclist passes 88 km in 4 hours. How many kilometers he pass in 8 hours? - Balls

I have 12 balls and my friend has 18. About how many has my friend more balls? - Compare

Compare fractions ?. Which fraction of the lower? - Is right?

Is triangle with sides 24, 51 and 45 right triangle? - Compare

Compare with characters >, <, =: 63.79 ? 63.79 - Holidays

Calculate how many hours take holidays, if take 1 weeks. - 7 heroes

5 heroes galloping on 5 horses behind. How many ways can sort them behind? - Root

The root of the equation ? is: ? - Reverse Pythagorean theorem

Given are lengths of the sides of the triangles. Decide which one is rectangular: Δ ABC: 73 m, 66 m, 51 m ? Δ DEF: 63 cm, 105 cm, 84 cm ? Δ GHI: 50 dm, 48 dm, 14 dm ? Δ JKL: 31 m, 45 m, 40 m ? Δ MNO: 28 m, 53 m, 45 m ?

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