# Expression of a variable from the formula + natural numbers - practice problems

#### Number of problems found: 39

- AP members

Insert as many arithmetic sequence members between numbers 1 and 53 that the sum is 702. - Which 7

Which choice is NOT equivalent to the following expression? 9 x { [ 14 ÷ 2 + (4-1) ] - 8 } A 9 x { 10 - 8 } B 9 x { [ 14 ÷ 2 + 3] - 8 } C 9 x 10 - 8 D 18 - A number 5

A number is divisible by 24, 25, and 120 if it is increased by 20. Find the number. - Boys and girls 8

In a class of 35 boys and girls that has a ratio of 2:5, 5 boys are absent and 5 boys are present. How many students are present? - Scrapbook

Jo is making a scrapbook for her best friend’s 5th grade graduation. She used 72 photos with 6 photos on each page. Jo had to remove two of the photos on each page in order to make room for the writing she wanted to include. Write an expression represents - Select

Select the statement that describes this expression: 5 x (3 + 4) - 4. a) 5 times the sum of 3 and 4, then subtract 4 b) 5 times 3 plus 4 minus 4 c) 5 more than the sum of 3 and 4, and then subtract 4 d) 5 times 3 plus the difference of 3 and 4 What is the - The collector

Harry liked to collect old movies. On 4 different days, he bought 2 movies. On 2 other days, he bought 3 movies each day. After that he sold 2 sets of 2 movies. He figured out how many he had total, and then he divided that total into 2 groups to put onto - Cleaning 2

Maggie is looking to hire a carpet cleaning company. Cleaning Crew Inc charges $24 for supplies and then $18 per room. If Maggie has $96 to spend towards cleaning the carpets, how many rooms can she have cleaned? - The sum

The sum of the squares of two immediately following natural numbers is 1201. Find these numbers. - The land

The land, which has dimensions of 220 m and 308 m, the owner wants to divide into equally large square plots with the largest possible area. How long will one side of the plot be? - Negative difference

Find four arithmetic progression members between 7 and -6. - AP members

What is the value of x2, x3, x4, x5…of the terms (of arithmetic progression) when x1 = 8 and x6 = 20? - What are

What are the four terms between 4 and 19? - Triple and quadruple rooms

Up to 48 rooms, some of which are triple and some quadruple, accommodated 173 people so that all beds are occupied. How many triple and how many quadruple rooms were there? - Lookout tower

How high is the lookout tower? If each step was 3 cm lower, 60 more of them were on the lookout tower. If it were 3 cm higher again, it would be 40 less than it is now. - 1 page

One page is torn from the book. The sum of the page numbers of all the remaining pages is 15,000. What numbers did the pages have on the page that was torn from the book? - The number 72

The number 72 increase by 25%. By how much % will you have to reduce the number you created to get the number 72 again? - Library

New books were purchased for the library. Five-eighths were professional books, one-fifth were encyclopedias, and 231 books were dictionaries. How many professional books were there? - Sum of the seventeen numbers

The sum of the 17 different natural numbers is 154. Determine the sum of the two largest ones. - An example

An example is playfully for grade 6 from Math and I don't know how to explain it to my daughter when I don't want to use the calculator to calculate the cube root. Thus: A cuboid was made from a block of 16x18x48 mm of modeline. What will be the edge of t

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Expression of a variable from the formula - practice problems. Natural numbers - practice problems.