What ten times a number increased by four is no more than twenty-five in numbers

Answers

Answer 1

Answer: $10x+4<25 \n\n 10x<25-4 \n\n 10x<21 \n\n x<(21)/(10) \n\n \boxed{x \in (-\infty; (21)/(10))}$

Answer 2

Answer: ten times a number. we'll call "a number" x:
$10 * x$
ten times a number increased by four. increased by is a fancy way of saying plus:
$10 * x + 4$
ten times a number increased by four is no more than twenty five. if a number is no more than 25, that means it's either less than 25 or equal to 25. so:
$10 * x + 4 \leq 25\n10x+4 \leq 25$

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Of the dogs in a dog show, 1/12 were classified as belonging to the abound group. Of the dogs in the hound group, 3/10 of them were English foxhounds. What fraction of the dogs in the group were considered English foxhounds?

Answers

so 1/12 is houds
3/10 of the hounds is foxhounds

findn out of all is foxhounds
3/10 of hounds is foxhounds
3/10 of 1/12 is foxhounds

'of' means multiply
3/10 times 1/12=foxhounds
mulitply top and bottom together
3 times 1=3
10 times 12=120
3/120=foxhounds=1/40

fraction is 1/40 is foxhounds

37/60 would be your answer.

What is 15/10000 simplified

Answers

Let's break the problem down: what is a common factor of both of these numbers? 5. So, what do you multiply by five to get these numbers? 3x5=15 and 5x2000 is 10000. so, like Emsarj said, it is 3/2000

Please help me with this D: Tasha believes that she can rewrite the difference 120-36 as a product of the two numbers and another difference. Is she correct? Explain your answer.

Answers

Yes, because $120 - 36 = (120* 36) - 4236 = 84$

Hope that helped :D

Name two characteristics a shape has to be defined as a fine quadrilateral triangle and square

Answers

Rectangle, Rhombus, Trapezoid,

Answer:look down...

Step-by-step explanation:

Quadrilateral:Four sides,four vertices.

Triangle:3 sides,3 vertices.

and a square is a type of quadrilateral whith all the sides having the same lengths.

Please help with number 2

Answers

Have you tried Dividing 80 by 15 since that's how he got 10% of 80

This is Science not MathCertain high-frequency radiations are likely to cause harm to astronauts landing on Mars. A detector for which type of electromagnetic radiation is most suitable to study this harmful radiation on Mars?

Infrared

Radio waves

Ultraviolet

Visible light

Answers

Answer:Third option is correct.

Step-by-step explanation:

Certain high-frequency radiations are likely to cause harm to astronauts landing on Mars.

Ultraviolet is the most suitable to study this harmful radiation on Mars.

It has highest frequency than X-rays but shorter than visible rays.

It is harmful is nature as it causes painful sunburns and premature ageing of the skin etc.

Hence, Third option is correct.

Answer:

Given the options: Infrared, Radio waves, Ultraviolet and Visible light, ordering them by frequency (for highest to lowest) we get:

Ultraviolet

Visible light

Infrared

Radio waves

Knowing that high-frequency radiations are likely to cause harm to astronauts landing on Mars, then the detector of Ultraviolet is most suitable

Step-by-step explanation:

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