Solve for x: x^2/7=49

If 1 is divided by the sum of y& 4. the result is equal to 3 divided by 4 .find the value of m?

Question 5 spring semester final exam math evaluate

Scott harris can invest $7,000 in a 1-year cd that earns interest at an annual rate of 4 percent compounded monthly. the amount per $1.00 is 1.040742. he can also invest $7,000 in a 1-year cd at annual rate of 4 percent compounded quarterly. the amount per $1.00 is 1.040604. what is the difference in the amount of interest earned for each investment? a) $0.96 b) $0.81 c) $0.87 d) $0.88