# Integers - examples

- Balance of account

Theo had a balance of -$4 in his savings account. After making a deposit, he has $25 in his account. What is the overall change to his account? - Brackets 2

Add parenthesis to make true: 5-2×6-4+2=5 - Divisibility

Is the number 109433 divisible by 7? - Monkey

Monkey fell in 31 m deep well. Every day her scramble 3 meters, at night dropped back by 2 m. On that day it gets hangover from the well? - Chickens and rabbits

In the yard were chickens and rabbits. They had 44 heads and 124 legs. How many chickens and how many rabbits was in the yard? - Cats

Two cats caught two mice in two days. How many mouses will catch 6 cats for 6 days? - When will I be a millionaire?

Chris monthly send 150 euros to the bank, which he deposits bear interest of 2.1% p.a. Calculate how many months must Chris save to save 1000000 euros? Inflation, interest rate changes or bank failures ignore. - Diofant 2

Is equation ? solvable on the set of integers Z? - Trio

84 children lined up in groups of three. How many children did not create a trio? - Diofant equation

In the set of integers (Z) solve the equation: ? Write result with integer parameter ? (parameter t = ...-2,-1,0,1,2,3... if equation has infinitely many solutions) - Report card

Ivor hit 1× grade 5 at the beginning of the school year. How many times must now catch grade 1 to get grade 2 on report card? - Sequence

In the arithmetic sequence is a_{1}=-9, d=4. Which member is equal to the number 147? - Dice

How many times must throw the dice, the probability of throwing at least one three was greater than 90%? - Sugar - cuboid

Pejko received from his master cuboid composed of identical sugar cubes with count between 1000 and 2000. The Pejko eat sugar cubes in layers. The first day eat one layer from the front, second day one layer from right, the third day one layer above. Yet i - Mistake

Nicol mistake when calculate in school. Instead of add number 34 subtract it. What is the difference between the result and the right result? - Father and son

Father and son are together 62 years. Son is 26 years younger than father. How old is the son? - Unknown x

If we add to unknown number 72, then divide by 2 and then subtract 29, we get back an unknown number. What is this unknown number? - Class

When Pythagoras asked how many students attend the school, said: "Half of the students studying mathematics, 1/4 music, seventh silent and there are three girls at school." How many students had Pythagoras at school? - Shooter

The shooter fired to a target from distance 9 m The individual concentric circle of targets have a radius increments 1 cm (25 points) by 1 point. Shot was shifted by 16'(angle degree minutes). How many points should win his shot? - Opposite numbers

Calculate opposite numbers (additive inverse) to given ones:

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