Answer:
Significant figures are the number of digits in a value, often a measurement, that contribute to the degree of accuracy of the value. We start counting significant figures at the first non-zero digit.
Step-by-step explanation:
Answer:
$2.40
Step-by-step explanation:
5.45 + 2.15 = 7.60
10 - 7.60 = $2.40
Answer:
348 of them are not postgraduates
Step-by-step explanation:
Let point O be the midpoint of a segment P₁P₂. Then point O has coordinates (-6,5). You also know coordinates (-9,7) of point P₁.
Use formula for midpoint's coordinates:

Substituting known coordinates, you get:

Thus,

Answer: 