How to add subtract multiply and divide numbers expressed in scientific notation?

An insurance company is trying to determine the number of phone calls made weekly while driving. Which best describes the population?

Reasoning: if you know that 9 x 20 = 180, how can you use this to find 9 x 24? explain your strategy.

If 3x=15 then 6 (x+12) equal what

Is 27 ounces greater than 2 pounds

1) Order the animals by sleep time from least to greatest. 2) Estimate the proportion of the day that you sleep. 3) Where do you fit on the ordered list? Dolphin = 0.433 Lion=56.3% Rabbit = 19/40 Squirrel = Tiger=65.8%

paul has a total of 15 markers and pencil. Each pencil cost $0.30 and each marker costs $1.25 how many pencils does paul have

A ferris wheel is 35 meters in diameter and boarded at ground level. The wheel makes one full rotation every 8 minutes, and at time t = 0 you are at the 9 o'clock position and descending.

30p:£2.70 simplified

What is the area of triangle ABC if a = 8, b = 11, and c = 15?

Is 51 a prime or a composite