How do you work out the lowest common multiple of 75 and 200

What kind of proof requires you to prove that all but one of set of possible alternatives are false? Direct proof, elementary proof, indirect proof, scientific proof

Suppose that a company has recently started manufacturing a new line of helicopters, and it took 106.496 labor days to complete the 16th helicopter. if the learning rate is 80%, how many days did it take to complete the 1st helicopter? a. 978.7 b.

Here are summary statistics for randomly selected weights of newborn girls, n = 191, x = 26.7 hg, s = 6.5 hg. Construct a confidence interval estimate of the mean. Use a 95% confidence level.

To convert a fraction into a decimal number, divide the denominator by the numerator. a. True b. False

A student is asked to calculate the value of 212 - 132 using the identity x2 - y2 = (x - y) (x + y). The student's steps are shown below.

3 1/4 as an improper fraction

Ruben put an empty cup underneath a leaking faucet. After 1 1/2 hours, Ruben collected 1/4 cup of water. What is the rate, in cups per hour, at which the water is leaking from the faucet?

What is 1/4 parentheses 4x + 8 in standard form?

a kennel has40 dogs in total, some are puppies and some are adults dogs. the ratio of puppies to adult dogs is 1:4 how many puppies are there

2. Justify each step of the proof. Conjecture: If 2 (x2 + 5) = 60, then x is 5 or - 5. 1. 2 (x2 + 5) = 60 1. 2. 2x2 + 10 = 60 2. 3. 2x2 = 50 3. 4. x2 = 25 4. 5. x = ±5 5.