2,575 Answered Questions for the topic Maths

Maths

02/18/16

Maths Question
Jarrod earns $1000 a week selling insurance.  He also earns 6% commission on all of his insurances polies sold.  Last week, he sold $4200 worth of insurance policies.  How much money did Jarrod... more
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Maths

02/17/16

Jeans are on sale for $59 at a popular store in the mall. This is 80% of the regular price . What is the price of the jeans?
Jeans are on sale for $59 at a popular store in the mall.  This is 80% of the regular price.  What is the price of the jeans
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02/17/16

Find the sum of the serie
The serie  2/[(n+2)(n-1)]  (n starting from 3 until infinite)
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02/16/16

Please help me with the following mathematical question.
The yield of zucchini Z kg/hectare, over a period of x hours of sunshine and y mm of rainfall is shown in the following statistics:Z= 23,28,30X= 30,50,40Y= 320,360,400a) Form a linear model in the... more
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Maths

02/16/16

Y=arccos(2x-3)/pi +1
How to find the domain and range.  
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Maths College Math

02/15/16

statistics
the numbers a,b,8,5,7 have a mean of 6 and a variance of 2. find the values of a and b, if a>b.
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Maths

02/11/16

Euler's Theorom
Proof of Eular's Theorom F+V-E=2
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02/09/16

Maths Simple Interest Problem
A certain sum of money will amount to RS 10000 at the rate of 8% per annum SI at the end of 5 years. Find the money.
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Maths Probability

02/08/16

Carol sells 3 flavours of ice lollies, orange, lemon and chocolate. James wants to buy 3 lollies. List all the different choices he could make.
Please can u answer this please i am stook with it
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Maths Fractions

02/07/16

On Saturday Lara read 2/5 (2 fifths in fractions) of her book. On Sunday she read the other 90 pages to finish her book. How many pages are in her book?
Answer this question  and explain the answer please.
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02/07/16

: On Saturday Lara read 2/5 (2 fifths in fractions) of her book. On Sunday she read the other 90 pages to finish her book. How many pages are in her book?
Answer and Explain the question and answer please.
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02/07/16

On Saturday Lara read 2/5 (2 fifths as a fraction) of her book. On Sunday she read 90 pages more to finish her book. How many pages are in Lara's book?
Please answer this question and explain the answer.
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Maths

02/01/16

Give three solutions of the inequaity 6-11x < 61
Give three solutions of the inequaity 6-11x < 61
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Maths

01/30/16

What is (12x0.97)x2
please answer I need it really bad someone please help I need it by Tuesday 
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01/30/16

how i can take equal quarters of an half imperial size sheet ????
as i am an civil engineering student engineering drawing is an important subject for me i got an assignment in which i have to draw circumscribed and inscribed figures but befor drawing this i have... more
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01/26/16

"Is there any other way to find the right most digit of a number, other than getting the remainder of the number when divided by 10."
Any arithmetic operator can be used but not %10..
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Maths

01/26/16

help find the distance travelled
Bronwyn walks one lap of an oval at 2.5km/h and then jogs another eight laps of the oval at 5km/h. If it takes her 30 minutes total, how long in metres is each lap?
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01/25/16

Inequality question
Inequality questionFind the complete set of inequation 2x+3 < √(-2-3x-x^2)   Please give the full answer 
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01/21/16

How does one come to the answer 0.12 from (0.045 + x * 0.504) / (0.003 + x * 0.0105) = 25. What rules are involved to solve this equation?
How does one come to the answer 0.12 from (0.045 + x * 0.504) / (0.003 + x * 0.0105) = 25. What rules are involved to solve this equation?
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01/19/16

Maths worded problem on Lower bounds
Sophie estimated that the distance between Bristol and Newcastle is about 290 miles and that her average driving speed would be 60 mph.She estimated the distance to the nearest 10 miles and the... more
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Maths

01/16/16

Maths question need answer urgently please help much aprpreciated
A radio ham places an aerial mast where it gives the best reception on the roof of his rectangular garage. He then fixes wire supports from the top of the mast to each corner of the roof. The... more
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Maths

01/14/16

Convert n(n-1)(n-2) into a factorial.
Please show the method.
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Maths

01/13/16

maths logs
1. Write each of the following more simply (i.e. not involving logs)loga a20.1logx b).solve the following equations for x, giving your answers to 4 significant figures:x-1.73 = 4.822-x = 0.1 2. In... more
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Maths

01/10/16

prove that (1+sinx-cosx/1+sinx+cosx)+(1+sinx+cosx/1+sinx-cosx)=2cosecx
prove that (1+sinx-cosx/1+sinx+cosx)+(1+sinx+cosx/1+sinx-cosx)=2cosecx  how to solve this in limited steps?
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Maths

01/03/16

standard form
1.2 x 10150  − 8 x 10149 . find the value in standard form
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