The oldest child in a family of four children is twice as old as the yougest. The two middle children are 13 and 16 years old. If the average age of the children is 13.25. how old is the youngest child?

The electronics store would pay him $9 per hour towork 15hrs per week and 3.5% commission on his sales the average weekly sales are $7,000 how much will he make selling electronics

Determine whether each expression is equivalent to 3 Equivalent Not Equivalent gt. 27 (31) * ** O o 3ť - 27

A machine is supplied energy at a rate of 4,000 W and does useful work at a rate of 3,760 W. What's the efficiency of the machine? A. 92 percent B. 97 percent C. 96 percent D. 94 percent

How to find surface area of triangular prism

Item 5 Which statements are true? Select each correct answer. Only some triangles are polygons. All triangles have one right angle. All triangles are plane figures. All triangles have 3 straight sides. All triangles have 3 angles.

Kirsten invested $1000 in an account at an annual interest rate of 3%. She made no deposits or withdrawals on the account for 5 years. The interest was compounded annually. Find the balance in the account, to the nearest cent, at the end of 5 years.

Three baseball players are playing catch. Vondra is directly south of Mei and directly west of Yoshi. Vondra and Yoshi are 8 meters apart and Yoshi and Mei are 10 meters apart. How farapart are Vondra and Mei?

The adjacent angles of a parallelogram are in the ratio 2:1 find all the angles

If there are 100,00 people that dab and 50 that don't how many people now left all together

A trainer takes a survey of all the athletes in a school about their height, rounded to the nearest inch, and their grade level. The trainer relates their grade levels to their heights. Is this a function?