7. The temperature of a cup of coffee decreases by \( 20 \% \) every minute. If the initial temperature is 80 degrees Celsius, what will be the approximate temperature after 5 minutes? A. 20 degrees Celsius B. 26 degrees Celsius C. 32 degrees Celsius D. 64 degrees Celsius

How many cups are there in 48 oz?

A water tank has two pipes of different sizes to fill water. One pipe can fill \( \frac{1}{5} \) part of the tank in 1 hour and another pipe can fill \( \frac{1}{4} \) part in 1 hour. (i) If both the pipes are opened at a time, what parts of the tank would be filled in 2 hours? (ii) If the capacity of the tank is 10,000 litres, how much water would be filled in 2 hours?

5) Convert 0.75 into a fraction and percentage. A. \( 3 / 4,75 \% \) B. \( 7 / 10,70 \% \) C. \( 2 / 3,75 \% \) D. \( 3 / 2,50 \% \)

Manny makes dinner using 1 box of pasta and 1 jar of sauce. If pasta is sold in packages of 6 boxes and sauce is sold in packag of 3 jars, what is the least number of dinners that Manny can \( m \) without any supplies leftover?

13. What multiple of 7 is also a factor of 7 ?