3 years ago

Tim answers 7 out 8 questions correctly.At this rate, how many questions will he answer correctly out of 96.

1 answer:

5 0

$\bf \begin{array}{ccll} \stackrel{correct}{answers}&questions\\ \cline{1-2} 7&8\\ x&96 \end{array}\implies \cfrac{7}{x}=\cfrac{8}{96}\implies \cfrac{7}{x}=\cfrac{1}{12} \implies 84=x$

You might be interested in

What is the missing number in this sequence?

Doss [256]

Answer:

13,21,34,55,89,144,233,377

Step-by-step explanation:

i did it in my mind and im correct

prob

7 0

2 years ago

According to the National Oceanic and Atmospheric Administration, the blue whale is the largest animal on Earth. Blue whales wei

never [62]

Answer: The blue whale's weight is 150 times heavier than the narwhal's weight.

Step-by-step explanation:

Given: Weight of Blue whale = $3\times10^5\text{ pounds}$

Weight of Narwhal = $2\times10^3\text{ pounds}$

Number of times blue whale's weight is heavier than the narwhal's weight = $=\dfrac{\text{Weight of Blue whale}}{\text{Weight of Narwhal }}$

$=\dfrac{3\times10^5}{2\times10^3}\\\\=1.5\times10^{5-3}\ \ \ [\dfrac{a^m}{a^n}=a^{m-n}]\\\\=1.5\times10^2\\\\=1.5\times100=150$

Hence, the blue whale's weight is 150 times heavier than the narwhal's weight.

5 0

3 years ago

You can write ratio in three different ways

Maru [420]

Correct the first way is 1to1, 1:1, 1 boy to 1 girl .

4 0

3 years ago

Use quadratic regression to find the

Travka [436]

Answer:

$y= -x^{2} -2x+15$

Step-by-step explanation:

$y= -x^{2} -2x+15$

7 0

3 years ago

im just wondering if any of you guys have school bc todays election day and their a bunch of questions

bagirrra123 [75]

Answer:

i do have school today

Step-by-step explanation:

hope you have a good day though :)

3 0

3 years ago

Read 2 more answers