# Arithmetic - examples

- Time gone

Square of Richard age equals the age of his mother. When he will bw two times older then his mom will be 7/2 times older than he. How old is Richard and his mom? - Evaluate expression

Evaluate expression using BODMAS rule: 1 1/4+1 1/5÷3/5-5/8 - Cube and sphere

Cube with the surface area 150 cm2 is described sphere. What is sphere surface? - Divisibility

Is the number 214743 divisible by 10? - Chocolate

Frank bought 6 same chocolates for 12 Eur. How many euros he pay for 19 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 ? - Vans

In how many ways can 7 shuttle vans line up at the airport? - Weeks

55 weeks is equal to how many days?

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