X is a normally distributed random variable with mean 97 and standard deviation 21. What is the probability that X is between 55 and 76?

What is the solution to the equation? k/6.4=8.7 2.3 5.568 15.1 55.68

Eliza wants to make $10,000 from her investments. she finds an investment account that earns 4.5% interest. she decides to deposit $2,500 into an account. how much money will be in her account after 14 years?

Helll ! 1,400 tons of wheat of two different varieties was delivered to the silo. when processing one variety, there was 2% of waste and 3% during the processing of the second variety of wheat. after the processing, the amount of remaining wheat was 1,364 tons. how many tons of each variety of wheat was delivered to the silo?