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Lady bird [3.3K]
3 years ago
5

out of 30 questions on the maths test tomi knew the answer to 27 of them what percentage of questions did tomi know the answer f

or ?
Mathematics
1 answer:
Vedmedyk [2.9K]3 years ago
8 0

Answer:

90

Step-by-step explanation:

\frac{27}{30}  \times 100

so after we cut the nessecary we get 90%

Hope this helps you

Mark as the brainlist

thank you

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PLEASE HELPP!!
Rasek [7]

Answer:

Given:

Two trail maps:

Trail on the first map = 8 cm

Trail on the second map = 6 cm

Scale on first map = 1 cm : 2 km

A) What is the scale factor from the map to the actual trail?

For the first map, the scale factor is 1 cm: 2km. Therefore the actual trail is 8 centimeters * 2 kilometers = 16 km.

The scale factor of the second map is 16 km / 6 cm = 2.67 km : 1 cm

B) The length of the actual trail is 16 kilometers.

Step-by-step explanation:

3 0
3 years ago
A fence is being built around a rectangular garden that is 8 1 /2 feet by 6 1/ 3 feet. Fencing comes in panels. Each panel is 2
astra-53 [7]

Answer:

Step-by-step explanation:

Total perimeter of garden = 2(8.5+6.33) = 29.66 Sq. ft.

No. of panels required = (29.66)/(2/3) = 45 panels approximately

3 0
3 years ago
Plz answer it all in order
igomit [66]

Answer:

1.0.667

2.3.5,0.12,0.680

3.0.2,0.40,0.112

4.2.5,0.57,1.222

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6.7.5,0.03,

3 0
3 years ago
F(x) = x^2 + 4x. G(x) = 1 + e^2x. As a single logarithm find fg(x) = 21
vfiekz [6]

Answer:

1/2 log2

Step-by-step explanation:

I hope you understand

8 0
2 years ago
Rationalize the denominator 2√7+√3/3√7-√3​
Dahasolnce [82]

Answer:

\frac{2 \sqrt{7}  + \sqrt{3}}{3 \sqrt{7} -  \sqrt{3}  }  =  \frac{2 \sqrt{7}  + \sqrt{3}}{3 \sqrt{7}  -  \sqrt{3} } . \frac{3 \sqrt{7} +  \sqrt{3}  }{3 \sqrt{7} +  \sqrt{3}  }  \\  \\  =  \frac{(2 \sqrt{7} + 3)(3 \sqrt{7}  +  \sqrt{3})  }{(3 \sqrt{7}  - 3)(3 \sqrt{7} +  \sqrt{3} ) }  \\  \\  =  \frac{(42 + 2 \sqrt{21} + 9 \sqrt{21}   + 3 \sqrt{21} )}{63 - 3}  \\  \\  =  \frac{42 +  2\sqrt{21}  + 9 \sqrt{21} + 3 \sqrt{21}  }{60}

5 0
3 years ago
Read 2 more answers
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