Rosa used a pattern using the rule "subtract 7". the first two numbers in her pattern were 83 and 76. which number below is apart of rosas pattern?

a. 41

b. 49

c. 57

d. 61

The number of nails of a given length is normally distributed with a mean length of 5.00 in, and a standard deviation of 0.03 in. find the number of nails in a bag of 120 that are less than 4.94 in. long.

Find an equation for the linear function which has slope -10 and x-intercept -7

Alicia puts $400 in a bank account. each year the account earns 5% simple interest. how much money will be in her bank account in six months?