Hello sorry my question got lost

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.

What adds to be the bottom number but also multiplies to be the top number with 8 on the bottom and 15 on top

Which number is located at point a on the number line? a number line is shown from negative 10 to 10 with each interval mark on the number line representing one unit. point a is labeled one interval mark to the right of negative 5.