Explain how 123,456,789,101,112 cannot be a perfect square

Which is less 7 fifteenths or 2 fiths

Stephan, Gavin and Jim share some sweets in the ratio 1:4:4. Stephen gets 13 sweets. How many more sweets does Gavin get over Stephen?

Emma uses 250 centimeters of crepe paper to make streamers. How many meters did Emma use

43. Claire is buying a new bicycle for $295. If the sales tax is 4.75%, what will she pay in total?

Find the value of the missing side. 2 km 1.6 km

The ratio of the volumes of two solid plastic balls is 64:27. What is the radius of the larger ball if the smaller ball has a radius of 15cm? A. 2cm B. 4cm C. 15cm D. 20cm

Driver D had a speed between driver A 145.155 and Driver C 144.809. Write a possible speed for Driver D

How can you draw a net of a rectangular prism that has a height of 2 units and has bases that are 4 units long and 2 units wide? A rectangular prism

6y+2+9x how many terms are there in the algebraic expression

How do you do proofs, how to understand it better