Answer:
Around 12.5
Step-by-step explanation:
Divide 125 by 10 and you'd get the net loss.
Answer: b is 35
step by step explanation
Answer:

Step-by-step explanation:
we have

Group terms that contain the same variable, and move the constant to the opposite side of the equation

Complete the square. Remember to balance the equation by adding the same constants to each side.


Rewrite as perfect squares


Answer:
(c) Multistage sampling
Step-by-step explanation:
Multistage sampling is a technique of sampling in which the population is divided in different stages or groups with the goal of reducing the sample size at each stage.
Here, multistage sampling is being used to obtain the sample of undergraduate students in the United States.
Hence, the correct option is (c), Multistage sampling.
Answer:
S1) False. 2³ is 2 × 2 × 2 which is <u>8, not 6.</u>
S2) False. ( 2x / 3y ^ (2) ) ^ (3) =
( (2x) ^ (3) / ( (3y) ^ (2) ) ^ (3) ) = (2)³ × (x)³ / (3)³ × (y²)³ = 8 × x³ / 27 × y<u>⁶</u> = 8x³ / 27y<u>⁶</u><u>.</u>
<u>i.e </u><u>(</u><u>a^</u><u>b</u><u>)</u><u>^</u><u>c</u><u> </u><u>=</u><u> </u><u>a^</u><u>(</u><u>b </u><u>×</u><u> </u><u>c)</u><u>.</u>
S3) True.
S4) True.
S5) False. x^(-3) = 1 / x^(3) ≠ 1 / 3x