For a couple planning to have three children, the probability that all three children will be of the same gender is[..]

Fifteen years from now Ravi's age will be four times his present age. What is Ravi's present age

the number of boys and girls in the class are in the ratio7:5. the number of boys is 8 more than the number of[..]

Dr.wright allowed one hour to reach an appointment 50 miles away. After driving 30 miles she realized that her speed[..]

The local clothing store marks up the price that it pays to the clothing manufacturer by 46%. If the selling price[..]

Sixty more than nine times a number is the same as two less than ten times the number. What is the number.

Average movie prices in the United States are, in general, lower than in other countries. It would cost $78.91 to[..]

Average movie prices in the United States are, in general, lower than in other countries. It would cost $78.60 to[..]

The Jurassic Zoo charges $14 for each adult and $4 for each child. The total bill for the 284 people from a school[..]

An airplane took 4 hours to fly 3600 miles against headwind. The return trip took 3 hours with the headwind. Find[..]