# Examples for 7th grade (seventh)

#### Number of problems found: 2204

- Unknown number

I think the number - its sixth is 3 smaller than its third. - Strange x

For what x is true ?? - Round it

0.728 round to units, tenths, hundredths. - Average

Average of 5 numbers is 108. What is its sum? - Adding mixed numerals

3 3/4 + 2 3/5 + 5 1/2 Show your solution. - Hours 3

How many hours are in 3 2/3 days? - Lcd3

What is LCD of the equation of ? ? And what is x? - Time

16.2 days ..... how many hours is it? - Seven

Seven friends agree to send everyone a holiday card. How many postcards were sent? - Promile

Calculate the 4.6 ‰ of 199. - One hectare

How many square meters are one hectare? - Pins 2

how many different possible 4 digits pins can be found on the 10-digit keypad? - Unknown number 6

Determine x if 1/6 of x is equal to 2/5 of the number 24. - Seeds 2

How many seeds germinated from 1000 pcs, when 23% no emergence? - One sixth

How many sixths are two thirds? - The quotient 2

The quotient of the quantity k minus 10 and m - Spending

Peter spends 1/5 of his earnings on his rent and he saves 2/7. What fraction of his earnings is left? - Write 2

Write 791 thousandths as fraction in expanded form. - Expressions

Expression (3a-7).(3a+7) is identical with: ? - Simple equation 9

Solve the following equation: -8y+5=-9y+9

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