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Olegator [25]
3 years ago
7

Which groups on the periodic table contain metalloids?​

Mathematics
2 answers:
natali 33 [55]3 years ago
7 0

Answer:

Group 13 to group 16

Step-by-step explanation:

Nikolay [14]3 years ago
3 0

Answer: C

Step-by-step explanation:

The answer for K12

took the test

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Of the 145 students who took a mathematics exam, 80 correctly answered the first question, 81 correctly answered the second ques
jasenka [17]

Answer: 64

Step-by-step explanation:

the Kids that answered correct in any of questions 1 and 2 got at least one right so subtract the highest number which is 81 students by all the general amount of them, 145 that’s 64.

3 0
3 years ago
HELPP!!!! 100 points. Which expression is equivalent
devlian [24]

Answer:

\Large \boxed{\sf A}

Step-by-step explanation:

\displaystyle 2x\sqrt{44x}-2\sqrt{11x^3}

Let<em> x</em>  = 2 because x > 0

\displaystyle 2(2)\sqrt{44(2)}-2\sqrt{11(2)^3}=4\sqrt{22}

See which expression is equal to 4√22 when <em>x</em> = 2

2(2)\sqrt{11(2)}=4\sqrt{22}

The expression is option A

8 0
2 years ago
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An athlete runs 8 miles in 50 minutes on a treadmill. At this rate how long will it take the athlete to run 9 miles? Your answer
zvonat [6]
56.25 minutes

Explanation: to find how long it takes to run one mile, divide 50 minutes by 8 miles.
50/8 = 6.25
Then you can multiply 6.25 by 9 to find the answer.
9 x 6.25 = 56.25 minutes
4 0
3 years ago
What is the silk road? What happened on it? Don't copy and paste pleased In your own words pleased NO LINKS NO FILES pleased.
nevsk [136]

Answer:

The silk road was a trading route and some stuff that happened on it was trading, robbings. Some stuff that was traded was gold and silk

Step-by-step explanation:

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3 0
3 years ago
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After a 125% markup and a 10% discount, he the price of a watch is $30.78 before tax. What was the wholesale price?
pickupchik [31]
Fter<span> a </span>125<span>% </span>markup<span> and a </span>10<span>% </span>discount<span> the </span>price<span> of a </span>watch<span> is 30.78 </span>before tax<span> what was the </span>wholesale price<span> - 2929721. ... If an item is $15.20 is increased by </span>125<span>% (34.20) it would be about $34.20 </span>before<span> we subtract </span>10<span>% (3.42)....we arrive at the end </span>cost<span> of </span>$30.78<span>. </span>wholesale price<span>would be 15.20.</span>
4 0
3 years ago
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