The cost of posting one inland letter is 5k and one overseas letter is 10k. A
messenger spent #1.20 in posting 4
overseas letters and some inland
letters. How many inland letters did
he post?​

While scuba diving, rajeev dove to a depth of 12.6 feet below the surface of the water and then descended another 8.7 feet. what expression can be used to find rajeev's new position? 12.6 – 8.7 –12.6 – 8.7 –12.6 – (–8.7) 12.6 – (–8.7)

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area

The dolphins at the webster are fed 1/2 of a bucket of fish each day the sea otters are fed 1/2 as much fish as the dolphins how many buckets of fish are the sea fed each day? simplify you answer and write it as a proper fraction or as a whole or mixed number