The following problem refers to strings in A, B, ..., Z.

How many four-letter strings are there that begin with Q ?

What is the value of 5 in 673,512

Solve the inequality. 2 (4 + 2x) ≥ 5x + 5?

If f (x) = 2^x, the f (x+2) - f (x-2) = a) 17/2^x b) 15·2^ (x-2) c) 17·2^ (x-2) d) 15·2^x e) 17·2^x

Susana collected 5 cents at the recycling plant for each of her 78 cans. How much money did she collect altogether?

Compute 2 1/5 of 83 feet

Two cars leave town at the same time going the in opposite directions. one travels 44 mi/h and the other travels 55 mi/h. in how many hours will they be 297 miles apart?

Which of the following describes how to translate the graph y = |x| to obtain the graph of y = |x| - 4?

Write y=x^2+4x-5 in vertex form. Then identify the vertex.

Grover decides to swim downstream to search for new bones. He can swim 30 miles down stream in 3 hours. To return home swimming against the current, takes Grover 5 hours. What is Grover's swimming speed of the stream's current.

Gwen borrowed $20 from her mother to buy a scarf. Then, she went to her favorite department store and charged a pair of boots for $120 and boot socks for $12. Which absolute value statement describe's Gwen's total debt?