Leanne deposited $1,500 into a savings account for which simple interest is calculated quarterly. if her $1,500 grew to $1,509 after 3 months, what is the yearly interest rate on leanne's account? a. 6% b. 2.4% c. 0.24% d. 0.6% mathematics

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable

Richard save $32 in march he saved $48 in april and $38 in may then richard spent $113 on a keyboard how much money does richard have left

Tim's phone service charges $26.39 plus an additional $0.21 for each text message sent per month. if tim's phone bill was $31.64, which equation could be used to find how many text messages, x, tim sent last month?