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True or false if x > 9 then 2 x > 18

Alma can grade a batch of placement exams in 3hr and Kevin can grade a batch in 4hr. if they work together to grade a batch of exams, what percentage of the exams will have been graded by Alma?

A Coast Guard plane has enough fuel to fly for 6hr, and it's speed in still air is 240 mph. The plane departs with 40 mph tailwind and returns to the same airport flying into the wind. How far can the plane travel under these conditions?

Shoreline Travel operates a 3hr paddle boat cruise on the Missouri River. If the speed of the boat in still water is 12 mph, how far upriver can the pilot travel against a 5 mph current before it is time to turn around?

The finance charge on a copier was $1,778. The loan for copier was to be paid in 18 monthly payments. Find the finance charge refund if it is paid off in eight months.

$500 in 15 years at 8% annual interest compounded semiannually.

Louise Grantham is buying a home for $198,500 with a 20% down payment. She has a 5.75% loan for 25 years. Create amortization schedule for the first two months of her loan.

Sam and Dan shares some money in the ratio 5:2. Dan received sh 30 less than Sam. How much money did Dan get?

Tuku spent 1/3 of his mpney on school uniforms, 1/4 on books, 2/3 og the remainder on food and saved the rest. What total fraction of his money did he save and spend on books?

A truck was packed with cartons each containing packets of 500g and 250g. The total mass of the packets was 900kg. If the number of 500 packets was 1000, what was the number if 250 packets?

Samuel and Daniel shares some oranges in the ratio 4:5 respectively. Daniel received 3 more oranges than Samuel. How many oranges did Samuel get?

Pupils contributed some money to help needy people. They bought twenty four 2-kg packets of flour, thirty six 1-kg packets of flour and fifty kilogram bag of sugar. The flour was packed in 500 g packets and the sugar in 250 g packets. Hominy people got bo...