Find the missing number: 5a +10b = ………\(\left(\frac{5}{3} a+\frac{10}{3} b\right) \)

Explanation

‘3’ cancels the ‘1/3′.

In which of the following forms can the quadratic expression \(x^{2}-2 x-3\) be written?

What will be the value of K in the equation \(x^{3}-K x^{2}+2 x-4=0\) if ‘2’ is the root of this equation?

Which of the following is equivalent to \(\left(3^{-3}\right)^{2} / 3^{0}\) ?

Which of the following is the LCM of \(a^{3}, a^{4}, a^{6}\)?

Jimmy mows yards for a lawn service company. He gets 50% of what each of his customers is charged. If the customer leaves a tip, Jimmy gets 100% of the tip. How much does Jimmy earn on a \(\$32\) mow if the client tips him \(\$4\)?

How many different passcodes can be formed from the letters {A, B, C, D} if each letter can only be used once?

The graph shows what happens to each \(\$100\) taken in by a small business. How many dollars out of each \(\$100\)taken in represent proﬁt?

The dimensions of Box B, shown below, are twice the lengths of the corresponding dimensions on Box A (not shown).