If an angle is 40, then it is acute

To dilute a cleaning product for use, 35 cl of concentrate needs to be added to 4 l of water. Heidi uses 12 l of water to make the cleaning liquid. How much cleaning liquid has she made, in l

Four times the larger number of two numbers is equal to seven times the smaller. The sum of the numbers is 22. Find the numbers

Mary has postcards and stamps. The ratio of the number of postcards to the number of stamps she has is 2:9. If Mary has 36 stamps, how many postcards does Mary have?

Drama be the best thing yee know

Solve for x: 13x - 7 - 10x = 2

Write 51% as a fraction in simplest form

How do you write y = 1/4x + 10 in standard form using integers

What is the 25th term of the following sequence? 17, 24, 31, 38 ...

A soccer player scores three goals in two games how many goals are they expected to score in nine games

if the area of a rectangle is expressed as x^4 - 9y^2, then the product of the length and the width of the rectangle could be expressed as ...