Books never written riddle

What is π/6 by Euler?

On Monday Mrs. Wise bought 3 lbs of apples at $4 per lb. On Tuesday, apples were on sale for 20% off so she bought another 5 lbs. What was the average price for all apples Mrs. Wise bought?

The number of graduate students at the university is 29,000 fewer than the number of undergraduate students

The kinetic energy of a ball with a mass of 0.5 kg and a velocity of 10 m/s is

What is the mixed number for 62.8

You lose your electronic tag that you use to pays tolls on the highway in your city. It costs you $24 to replace the tag. The costs of one toll when you don't use tag is $3. The cost of the same toll when you do use the tag is $1.50.

Item 12 Given f (x) = 3x2-5x-2. What is the value of f (-23) ?

Multiply and give your lowest answer. 16/21 x 3/5 x 5/8 = ?

The sum of two rational numbers will always be an irrational number. an integer. a rational number. a whole number.

A room has 3 lamps. From a collection of 12 light bulbs of which 5 are not working, Richard selects 3 at random and puts them in the sockets. What is the probability that he will have light? ... ?