# Education FAQ

**If , Find:f(x)=2x^2-7x+3 Find F(2) And F(-3)?**

The concepts of substitution and evaluation are involved. If you have F(x) and you are asked to find F(2), it means you put a 2 wherever x in a minute is. (You substitute 2 for x.) F(2) = 2*2^2 -7*2 +3 ...

**If .1 = 6 Minutes What Is The Percentage Point Of 45 Minutes?**

6 min = (6 min)/(60 min/hr) = 1/10 hr = .1 hr 45 min = (45 min)/(60 min/hr) = 45/60 hr = 3/4 hr = 75/100 hr = .75 hr

**If 0 Is The Lowest Number In Finding Range, What Do You Do?**

Nothing from nothing leaves nothing lol start singing If 0 is the lowest number in the extent, then the range may be all numbers greater than or equal to nil. Examples The range of F(x)=√x is all real numbers x ≥ 0....

**If 1 Inch Is Equal To 2.5cm, Then How Many Centimetres Is 18 Inch...**

18 x 2.5 = 45cm Thanks 45

**If 1 metre of telecommunication weigh 0.07 kg, what is the mass within grams of...**

According to me it should be around 8.4*1000*0.07. Conversion factors 1m -> 0.07 kg. To get to 8.4 km from 1m, multiply by 8400. So therefore also multiply 0.07 kg by 8400, to give up 588...

**If 1 Out Of Every 6 Women Will Be Sexually Assaulted In Their Lifetime...**

1 out of 6 is 16 2/3% _____ 1/6 of 851 is about 142 142/851 ≈ 16.69%

**If 1/4 Of The Students Are Immigrants, And There Are 32 Students In...**

Math Equation: If 1/4 of students in the class are immigrants and there are 32 students, how tons are NOT immigrants? The answer is 24. X=32-32(1/4) x=32-8 so x=24 1. You only know that 1/4 of the class is...

**If 1/5 Of The Pie Was Eaten What Percent Of The Pie Was Left?**

If 1/5 was eaten, 4/5s are remaining, so divide 4 by 5 to get the decimal .8, which when turned to a percent by multiplying by 100 (move the decimal two places to the right) will bequeath you 80%.

**If 10% Is Taken Out Of My Paycheck, What Process (multiply Or Divide)...**

(net pay) = (gross pay) - 10%(gross pay) = (gross pay)(100% - 10%) = 90%(gross pay) (net pay) = 0.90*(gross pay) The process is to multiply by the "complement" of the deduction percentage, 90% in your case.

**If 11x11 Is A Perfect Square, What Are Three More Perfect Squares?...**

Any number to the power 2 (x^2) is a perfect square like: 22x22 = 22^2 = 484. 33x33 = 33^2 = 1089 44x44 = 44^2 = 1936 Yes because these numbers are all positive which would automatically permit them have...

**If 12 People Are Needed To Run 4 Machines, How Many Are Needed To...**

This question can be written as: 12 people = 4 machines X people = 20 machines Cross multiplying: 4*x=20*12 So: 4x=240 dividing: x=240/4 Hence: x=60 So 60 relations are needed to run 20 machines

**If 13 Is Added To The Difference Of A Number And 4 The Result Is 33...**

13 + (x-4) = 33 x + 9 = 33 (collect terms) x = 24 (subtract 9 from both sides) 13 + (4-x) = 33 17 - x = 33 (collect terms) -x = 16 (subtract 17 from both sides) x...

**If 1500 Is Invested At A Rate Of 10% Compounded Monthly. What Is The...**

This is a word problem and I was not sure how to solve it. Please help. For this question, you will use the following formula The harmonize at the end of the year = P (1 + r/n)^n*t Where Nominal...

**If 16 Counters Are 4/9 Then What Is The One?**

(4/9)/16 = 4/(9*16) = 4/(4*4*9) = 1/(4*9) = 1/36 One counter is 1/36 if 16 of them is 4/9.

**If 16 Kg Is Equal To A Pound Then How Many Pounds Make A Stone?**

16 Kg is not equal to a pound. 1kg = 2.2046 lbs. 14lbs = 1 stone.

**If 18 Feet 10 Inches Is Cut From A Wire That Is 25 Feet 8 Inches Long...**

25 8/12 ft - 18 10/12 ft = 24 20/12 ft - 18 10/12 ft ("borrow" a foot to give 12 more inches) = 6 10/12 ft 6 ft 10 in remain.

**If 18 Feet Is Cut From A Wire That Is 25 Feet, 8 Inches Long, What...**

25 8/12 ft - 18ft = 7 8/12 ft The remaining wire is 7 ft 8 inches.

**If 18 Feet, 10 Inches Is Cut From A Wire That Is 25 Feet, 8 Inches...**

You will have 6 feet, 10 inches left. 6' 10" is the answer. You hold to change the feet to inches, subtract and then return to foot.

**If 180,000 Is The 70% Of The Value How Do You Find 100% Of The Value...**

X/100% = 180,000/70% x/1 = 180,000/0.70 ≈ 257,142.86

**If 1liter Is Mixed With 250liters How Many Do I Mix With 25 Liters...**

X/1 = 25/250 = 0.1 You mix 0.1 liters with 25.