we are given with 70 grams and is said that 48 grams is taken away. This is equal to 22 grams. To find the mass percentage, we divide the remaining mass and divide by the total mass. The remaining 22 grams is equal to 22/70 * 100 percent equal to 31.43 percent.
(1,52)(-1,-52) (2,26)(-2,-26)(4,13)(-4,-13)(1/2,104), etc etc etc
<h3>Answer:</h3>
5/6
<h3>Explanation:</h3>
There are 6 half-hours between 9 and 12. You will be there for 5 of them. The probability you will be there is 5/6.