3 years ago

If 60 is 75% of a value, what is the value.

Mathematics

1 answer:

Brilliant_brown [7]3 years ago

8 0

80

Using the rule of 3, 60x100% =6000(obviously) and 6000/75 = 80

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If x = –3 is the only x-intercept of the graph of a quadratic equation, which statement best describes the discriminant of the e

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$\text{ if } \Delta=0\text{ then there is one x-intercept : }x=-\dfrac{b}{2a}\\\\
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<u>Answer </u>: <span>The discriminant is 0</span>

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3 years ago

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Ivy randomly surveys students in her school to learn about mobile phone password use. Of 25 respondents 14 use a password. Based

defon

Hello,

14/25 = x/275

25 => 275

14 => x

x = 275 * 14 / 25 = 154

Bye :)

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