The sum of the digits of a certain two-digits number is 7.reversing its digits increases the number by 9.what is the number

Solve for n? [tex]z = \frac{3}{4} mn[/tex]

Agallon of apple juice cost $7 a pack of eight 4.23oz box of apple juice $2.39 which is a better deal

In the diagram, be and ad pass throughthe center of circle o, and the area ofsector aoc is 47.45 square units. what isthe area of sector boc? use the value =3.14, and round your answer to two decimalplaces.22.33 square units25.12 square units