What is the least value of k if 3x^2 + 6x + k is never negative?

unknown values: k

equation: 6^2 = 4*3*k

answer: 3

find three consecutive integers whose sum is -33

unknown values: n,n+1,n+2

equation: n + (n+1) + (n+2) = -33

answer: -12; -11; -10

If .4% of a quantity is 2.4, find the total quantity.

unknown values: q

equation: 0.4/100*q = 2.4

answer: 600

What percentage of 306,000 equals 8,200?

unknown values: x

equation: x/100 * 306000 = 8200

answer: 2.680% | 2.680

4% of what number is 34?

unknown values: n

equation: 4/100*n = 34

answer: 850

30 is 75% of what number?

unknown values: n

equation: 30 = 75/100*n

answer: 40

what percent of 54 is 135?

unknown values: x

equation: x/100 * 54 = 135

answer: 250% | 250

56 is 75% of what number?

unknown values: x

equation: 56 = 75/100*x

answer: 224/3 | 74.667

if 18% of a number Z is 54 Find the value of Z.

unknown values: z

equation: 18/100*z = 54

answer: 300

35% of what number is 70?

unknown values: n

equation: 35/100*n = 70

answer: 200