Mathematics, 09.12.2019 23:31 azireyathurmond1
Istart with 5 oz. of 18-karat gold. it's 75% pure gold, 25% other metals. i need to make it 22-karat, which is 91.7% pure gold. how much pure gold do i need to add to make it 22-karat?
Answers: 1
Mathematics, 21.06.2019 22:00
Onnie is considering doing some long term investing with money that she inherited. she would like to have $50,000 at the end of 30 years. approximately how much money would lonnie need to put into an account earning 6% interest compounded annually in order to meet her goal?
Answers: 1
Mathematics, 22.06.2019 00:00
The graph is supposed to show f(x) = 3 sin (x/4+1) - 1/2. which of the following are correctly represented in the graph? select two of the following that apply.
Answers: 1
Mathematics, 22.06.2019 01:10
"curse these trig-loving pirates! " devora mutters as she looks at the map. then, after thinking for a moment, she walks back to the entrance of the secret cave, measuring 48 meters along the way. after performing a calculation, devora walks back to the empty treasure, faces the entrance, and turns a certain number of degrees to her left before walking 89 meters to the treasure. supposing that the angle at the cave entrance is acute and that devora's calculations were correct, how many degrees did she turn?
Answers: 2
Istart with 5 oz. of 18-karat gold. it's 75% pure gold, 25% other metals. i need to make it 22-karat...
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