Leslie received 189 emails last week, three times as many as usual. How many emails does Leslie usually receive in a week? Let "u" represent the usual number of emails.

If a positive integer that is not a multiple of 5 is divided by 5, what is the least possible remainder

What percent of 140 is 3.5

600 miles per hour to km per hour (to the nearest tenth)

Beth will borrow 10,000 which earns 4% compound interest and she will repay that amount in 20 years. How much interest was earned on her loan

John collected 17 leaves to feed his caterpillar collection if he wanted to split the leaves equally amongst the four cages how much should he put in each cage how much should he put in each cage between what two numbers does your answer lie

A city is growing at the rate of 0.3% annually. If there were 3,278,000 residents in the city in 1992, find how many (to the nearest ten-thousand) are living in that city in 2000. Use y=3,278,000/left (2.7/right) ^{.003t}

Jose pack54 CDs into smallboxes. Each box holdsome 9 CDS. how many boxes does jose pack to hold all 54 CDs

A winery has a vat with two pipes leading to it. The inlet pipe can fill the vat in 4 hours, while the outlet pipe can empty it in 10 hours. How long will it take to fill the vat if both pipes are left open?

Convert 0.381 to a fraction in simplest form. show your work

The cost of 2 tv and 3 DVD player is $1421. The cost of 1 dvd is half of the tv. What's the cost of the tv