Johnny is older than Jeff. The Difference of their age is 23. And the sum of their ages is 49. Find the ages of each

Rachel can make 16 cards in 5 minutes. How many cards can she make in 1 hour

What is 71/9 written as a mixed number

In a study of students under 25 years old, 12% have not yet learned to drive. What percentage can drive?

A health food store buys nuts in 10-kilogram containers and repackages the nuts for resale. The store packages the nuts in 100-gram bags, costing $0.07 each, and sells them for $2.59 per bag.

1) A scuba diver descends to a depth of 30 meters below sea level and then rises 23 meters to study a school of fish. How far below the surface is the school of fish?

You randomly draw a marble from a bag of marbles that contains 3 blue marbles, 4 green marbles, and 5 red marbles. What is P (draw a blue marble)

Divisibility rule for 4.

7 less than a number A 7-x B 7x C 7 divided x D x-7

What is the Taylor series for f (x) = sin^2 (5x) ?. Hint: using the identity sin^2 x = 1/2 (1-cos (2x))

Product of 289 and 7