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which number is replaces the question mark 715961 110907 524232 995001 678297 1548??
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A chemist has one solution that is 40 percent pure glycoside and another solution that is 80 percent pure glycoside. How many pounds of each solution must be used to produce 100 pounds of a solution that is 60 percent glycoside?
I have one more question: At 7:00 a.m. the temperature was -15 degrees F. By 1:00 p.m. the temperature increased by 18 degrees F. What was the temperature at 1:00 p.m.