Hello! So, when you know your fractions and percents, you know that about 33% equals 1/3. 31 is close to 33, so the best estimate for 31% of 9 is 3. When you solve it on a calculator, 9 * 31% (0.31) is 2.79, which rounds off to 3 when rounded to the nearest whole number. The answer is B: 3.
Answer:
3, 8, 14, 30, 58
Step-by-step explanation:
As with all formulas, put the numbers in place of the corresponding variables, and do the arithmetic.

The first 5 terms of the sequence are 3, 8, 14, 30, 58.
Answer:
512000
Step-by-step explanation:
8*10
80*80*80
Answer:
1. x=y−2
2. -1/2y + 4
Step-by-step explanation: