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Virus A is about 2 x 10-18 meters in

length. Virus B is twice as long.

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What is their total combined length? Write

your answer in scientific notation.

In science class, Sara needed 8 test tubes for different experiments. The first experiment required 2 test tubes and the other two experiments required the same number of test tubes. How many test tubes were needed for each of other two experiments?

He writes the expression 3 over 4 (27). Which change in Carey's expression will lead him to the correct answer?

The dimensions of a rectangle are such that its length is 3 inches more that its width. If the length and width were decreased by 1 inch, the area would be increased by 150inch sq. what are the length and width of the rectangle?

What is the probability of getting either a sum of 5 or at least one 6 in the roll of a pair of dice?

Write the sentence as absolute inequality: a number n is more than 9 units from3

The parent function is f (x) = 2^x-6+3 and the new function is g (x) = 2^x - 3+2. How does the graph change from f (x) to g (x) ? Select each correct answer. The graph is shifted 3 units right. The graph is shifted 1 unit up.

To find the quotient 2/5 : 1/4 i will give brainliest

What is the gcf and lcm of 24 and 60

For each 90mm of coloured fabric Paul uses to make his curtains, he also uses 10cm of white fabric. Express the amount of white fabric to coloured fabric as a ratio in its simplest form

Put this equation into function notation: y = (1200-2x) / 3