Can we find solution to a problem without conducting systematic research?

A cellular phone company charges 17% tax on each bill. Which is a correct way of calculating the bill without tax, if the total bill with tax is known? A). divide the total bill by 0.83 B). divide the total bill buy 1.17 C).

What is 2.54 centimeters in customary?

How do I divide 581 by 120?

Mr. Santor baked 30 cookies. 3 fifths of the cookies were oatmeal. How many oatmeal cookies did Mr. Santor bake?

Standard form: y=-3x^2-6x+1 Vertex form: y=-3 (x-1) ^2+4 Factored form:?

If each U. S. dollar is worth 88.353 yen and he exchanges 100 U. S. dollars how many yen does he get

24x + 8 28t - 14 8s - 14t

Assume f (x) = 2x+8 and g (*) = 5 what is the value of (g o f) (3)

Based on Charles Waddell Chestnutt's "The Wife Of His Yout. Which of the following statements about Mr. Ryder is true? Choose all that apply. a. Mr. Ryder inherited the wealth that gives him upper-class distinction. b.

A scale drawing shows a two-bedroom apartment. On the drawing, the master bedroom is 0.75 in. * 1 in. The actual master bedroom is 9 ft * 12 ft. What is the scale of the drawing? 0.75 in. : 12 ft. 12 ft : 0.75 in. 12 ft. : 1 in. 1 in. : 12 ft.