2/10 in scientific notation

What is the probability of rolling an even number on a standard number cube and then rolling a one

How do you simplify 21d18e5/7d14e3?

Simon draws a rectangle with two sides that are 2 inches long and two sides that are 3 inches long. Chaz draws a figure with the same measurements, but it is not a rectangle. What figure could it be?

Which of the following could NOT be the measures of the anges of triangle A. 30,-120,-30 B. 40,-40,-100 C. 60,-60,-60 D. 70,-50,-70

Explain why 6:4 and 18:4 are not equivalent ratios?

82 = 2 (1-8p) step by step

Find the simple interest of $2300 invested at 7.5%for 10years

Kelly shows all the ways to make 49 as tens and ones. What ways does she show

I have done a math equation for school and i forgot if i could leave a inproper fraction as my answer or if its a fraction i can reduce should i or should i not

Is 1,2,3,6,9 and 36 a múltiple of 9?