QUESTION 8 A 311 mg sample of aspirin was placed on a watch glass weighing 5.991 g. What is the combined weigh of the watch glass and the
sample of aspirin? Express your answer to the nearest milligram (+0.001 9).

srry idk

step-by-step explanation:

24

step-by-step explanation:

the graph shows 30% of students walk. 80 students were questioned, so the number that said they walk is

30% × 80 = 0.30 × 80 = 24

or

step-by-step explanation:

we need to solve for 'x' the following equation:  

we have that:

⇒

⇒ ⇒

factorizing, we get that:

  ⇒

then, the solutions are: or

nothing extraneous has been found!