Solve each problem. Type the correct answer in each box.
d. 13 is 50% of what number?
e. 18 is 120% of what number?
f. 21 is what percentage of 30?
%
Explain or show your reasoning for parts d, e and f.
Type your response in the space below.

Carson has only $20 bills and $10 bill in her wallet. the total value of the bills is $50. she has 1 more $20 bill than $10 bills. how many each kind of bill does carson have? a. one $20 and two $10 bills b. two $20 bills and one $10 bill c. one $20 bills and three $10 bills d. two $20 bills and two $10 bills

The magnitude, m, of an earthquake is defined to be m=log l/s, where i is the intensity of the earthquake (measured by the amplitude of the seismograph wave) and s is the intensity of a “standard” earthquake, which is barely detectable. what is the magnitude of an earthquake that is 1,000 times more intense than a standard earthquake? use a calculator. round your answer to the nearest tenth.

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.