Please help. I am doing some revsion and I dont know how to answer this question.

Here is the question:

3/4 of a packet of biscuts are left in the cupboard. You decided tp eat 2/3 of the biscuts left in the cupboard. How much of the whole packet of biscuits did you eat?

Thanks to whom ever answers

Television sizes are based on the length of the diagonal of the television's rectangular screen. so, for example, a 70-inch television is a television having a diagonal screen length of 70 inches. if a 70 inch television's diagonal forms a 29°angle with the base of the screen, what is the vertical height (1) of the screen to the nearest inch? 70 inhin