If the first increase was 50%, that means that the price between the first and the second increase is 150% of the original. And as you need 6 (which is 4*150%) times the original, the price was increased for 450%. So, the last peecent increase is
Answer:
C 3 cm per present
Step-by-step explanation:
1 = 3cm
2 = 6cm
3 = 9cm
12.7 rounded to the nearest whole number is 13. =)
Answer:
The nursery has a fixed rate and another variable.
The fixed is a total of 3 dollars. The variable changes depending on the delay time when picking up a child.
In this case the child is Albin, who presents the following equation:
10.50 = 0.50 * a + 3
Therefore, it would be the minutes for late pickup of Albin.
Answer:
see below
Step-by-step explanation:
The effect of step 1 shows up in step 2: the variable term is by itself on the left.
The difference between answer choices A and D is somewhat subtle. The goal of the solution process is to isolate the variable. Step 1 is a step on the path to doing that. What it actually does is isolate the variable <em>term</em>, as described by choice D.
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The variable is isolated by dividing by its coefficient in Step 3.