If a = (1 ,3,5 ,7, 9) then write the cardinal number of set a ​

Click on the graphic until you find the right quotient. (36xa - 30xb) ÷ (-6x2)

What ia the sum if the first 7 terms of the geometric series

How many liters of peroxide should be added to 12 liters of an 8% peroxide solution so that the resulting solution contains 16% peroxide?   original added new amount of peroxide 0.96 liters x 0.96 + x amount of solution 12 liters x 12 + x 0.18 liter 1.14 liters 1.92 liters 2.10 liters