DatSjeetLv1in Mathematics·23 MarKenneth made some toys for sale. He sold 20% of the toys on Monday. He sold 27 of the toys on Tuesday and 10￼% of the remaining toys on Wednesday. In the end, he found that he was left with 1 more than 50% of the number of toys he had made. How many toys did Kenneth make?

DatSjeetLv1in Mathematics·23 MarRowan bought some vanilla and chocolate cupcakes in the ratio of 5:4. After Rowan’s classmates ate an equal number of the two types of cupcakes, there were 40% fewer chocolate than vanilla cupcakes. In the end, there were 152 cupcakes left. How many cupcake of each type were eaten?

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eddieozil10Lv1in Mathematics·22 MarUse the formula , Calculate FV for each a. R = $ 100, i = 0.035, n = 10 b. R = $ 300, , n = 30 c. R = $ 450, , n = 48

eddieozil10Lv1in Mathematics·22 Mar2. Calculate the amount of each annuity. a. $ 1000 deposited every six months for 6 years at % compounded semiannually. b. $ 600 deposited at the end of each year for 10 years at 4.25 % compounded annually. c. $ 1500 deposited at the end of every three months for 25 years at 5.75 % compounded quarterly.

eddieozil10Lv1in Mathematics·22 Mar 1. Describe the misuse of the line of best fit in each graph below.

eddieozil10Lv1in Mathematics·22 Mar4. The Vaughan's have a mortgage of $ 725000 amortized over 25 years at 4.25% compounded monthly. After the original 4 year term, the mortgage is renewed at 4.0% compounded monthly. Calculate the new monthly payment. 5. A bank charges 7.75% compounded monthly on a mortgage. The Markins have an excellent credit rating. They negotiated a rate of 7% compounded monthly on a mortgage on $ 230000 amortized over 25 years. By how much did the Markins reduce their monthly payment by negotiating the lower rate of interest?

eddieozil10Lv1in Mathematics·22 Mar1. Determine the monthly payment for each mortgage. The interest is compounded monthly. Mortgage amount Amortization period Interest rate a. $ 185 000 25 years 6.25% b. $ 220 000 30 years 5.75% 2. Determine the total interest paid for each of questions in question 1. 3. Ashlee purchased a house for $ 875 000. She made a down payment of 15% of the purchase price and took out a mortgage for the rest. The mortgage has an interest rate of 6.95% compounded monthly, and amortization period of 20 years. and a 5 year term. Calculate Ashley's monthly payment.

eddieozil10Lv1in Mathematics·22 Mar1. In each triangle, name the side: a. opposite F b the hypotenuse

petersondiontaeal82536Lv1in Mathematics·22 Marc) Let a, b, c, d, e, f, g, h, i {0,1,2,3,4,5,6,7,8,9}. If each of the 3-digit numbers abc, def, and ghi is divisible by 7 then the determinant below is divisible by 7.

petersondiontaeal82536Lv1in Mathematics·22 Mar Consider the matrix (a) Find all values such that det (A-I)=0, where and I is 4 x 4 identity matrix. (b) For = 1, find a basis and the dimension of N ull (A-I). NOTE: Show all steps of your solution.