Solve the problem.30 marbles are to be divided into three bags so that the second bag has three times as many marbles as the first bag and the third bag has twice as many as the first bag. If x is the number of marbles in the first bag, find the number of marbles in each bag.
A. 1st bag = 6 marbles; 2nd bag = 18 marbles; 3rd bag = 12 marbles
B. 1st bag = 6 marbles; 2nd bag = 14 marbles; 3rd bag = 10 marbles
C. 1st bag = 5 marbles; 2nd bag = 15 marbles; 3rd bag = 10 marbles
D. 1st bag = 5 marbles; 2nd bag = 10 marbles; 3rd bag = 15 marbles
Answer: C
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bounded by the coordinate axes and the line 
.
A. 16 B. 256 C. 64 D. 384
Add.77 + 85
A. 163 B. 162 C. 161 D. 152
Determine whether the function is invertible by inspecting its graph on a graphing calculator.f(x) = 
- 
A. Yes B. No
What is the rule in words? What is the output when the input is 100? Write the rule as an equation.
A) The output if four times the input; 400; y = 4x
B) The output if six times the input; 400; y = 8x
C) The output if eight times the input; 400; y = 16x
D) The output if seven times the input; 400; y = 42x
E) The output if six times the input; 400; y = 80x