<span> 82+ 90+78+100 = 350
</span><span>Tim wants to have a test average of 90% on all of his 6 tests then
</span>90 x 6 = 540
540 - 350 = 190
<span> the average of Tim’s next two tests = 190 / 2 = 95
answer
</span><span>average of Tim’s next two tests must be 95</span>
The perimeter is 16, according to my calculations.
Answer:
The answer is D (7).
Step-by-step explanation:
If you plug in 2 where x is, you get 4*2 -1, which is 8-1, which equals to 7.
Answer:
will always equal 1
Step-by-step explanation:
Alright, so after a half-life, half of the previous number would be left. So basically,
180 g ← 0 half lives
90 g ← 1 half life
45 g ← 2 half lives
22.5 g ← 3 half lives
11.25 g ← 4 half lives
Therefore, the answer is 11.25 grams
