A chemist has a 30% and a 45% acid solution. What amount of each solution should be used to make 500ml of solution with 35% acidity?

2,242-:-33= In Long Division or Just The aanswer

What does 1 quart - 1 pints equal?

How would you write the following in interval notation: x is all real numbers greater than 1 but less than or equal to 9?

Which of the following rational functions is graphed below? O A. Ax) = + O B. AX) = O C. AW = cons OD. FCx)

3.7 The total number of hours, measured in units of 100 hours, that a family runs a vacuum cleaner over a period of one year is a continuous random variable X that has the density function f (x) = ⎧ x, 0

Which expression is equivalent to (4x^5+11) ^2? a. 8x^5+22 b. 16x^10+121 c. 16x^10+88x^5+121 d. 16x^25+88x^5+121

Which data set is the most clustered around its mean? a. 4,10,8,6 b. 11,3,10,4 c. 2,9,13,4 d. 11,2,9,6

How many permutations of {1, 2, 3, 4, 5, 6} exist such that: (a) No even integer is in its natural position. (b) Exactly three integers are in their natural position. (c) 1 and 6 are in their natural positions.

Use the formula F=1.8C+32 to convert - 20° into fahrenheit.

Solve in the correct order: (-3 - 4) / - 9 A) - 7/-9 B) - 7/9 C) 7/9 D) - 1/9