Alvin is

10

years younger than Elga. The sum of their ages is

38

. What is Elga's age?

22. How many times smaller is the surface area of a sphere if the diameter is multipled by 1/4?

Which shows two triangles that are congruent by ASA? 2 right triangles are connected at one side. The triangles have 2 congruent sides and one congruent angle. 2 triangles are connected at one side. The triangles also have 2 congruent angles.

You purchase a new LCD monitor for $1,351. You put a 8% down payment and $59.56 per month on a 24 month purchase plan. What is the amount of the down payment?

Evaluate the expression. 4! 24 6 20 28

4x4x4x4x4 what is there pruduct

Solve system by substitution x-5y=18 2*+6y=4

Number like 10 10 1000 and so on are called

If Bradley has 4 times as many dimes as nickels and they have a combined value of 315 cents, how many of each coin does he have?

Which of the following is the smallest set? Becareful of spelling. Real numbers, Rational Numbers, Irrational numbers or Natural numbers?

2.) If the aspect ratio in width to height (width: height) of a chalkboard is 16:9 and the width is 70 inches, what is the height of the chalkboard?