82 Answered Questions for the topic Maths Solution

How do you calculate rate of expansion of gas with temperature with a gradient of the line being 0.2?

i am doing a graph plotting in volume and temperature it has asked: How do you calculate rate of expansion of gas with temperature with a gradient of the line being 0.2? 
Maths Solution Math Algrebra

03/28/18

how does x^1/2 times 1/x cancel to 1/x^1/2

i am looking for the workings how the answer gets to be 1/x^1/2
Maths Solution Just Some Math Stuff

03/27/18

X=-3 and y=-x+2 so what is y

I would like to know the value of y and x is -3 but y is -x+.
Maths Solution Maths Maths Equation

03/26/18

Calculate the distance between two points on planet earth separated by 40 degrees along the equator. assume planet earth is perfect sphere. what would

what would the distance be if the object were the moon instead.    
Maths Solution Maths

03/12/18

11/40 people at a wedding are men

11/40 of the people at a wedding celebration are men. 34% of the people are women. the rest of the people at the wedding are children. Work out the percentage of children at the wedding
Maths Solution Maths Numbers Number

03/10/18

Maths question on Factors and Primes

A rambler club buys hats in packs of 12 and scarves in packs of 18. The club buys exactly the same number of hats and scarves.   What is the smallest number of packs of hats and the smallest... more
Maths Solution Maths Math Help

03/09/18

x squared divided by 3 - y = x squared

i need help 
Maths Solution Math Maths Equation

03/09/18

make a the subject : 4(a-b)+c(a-2)=ad

i need help with this question
Maths Solution Chemistry Physics Gas Laws

02/19/18

Cube is filled with ideal gas what will be the new pressure of it

if a cube is filled with an ideal gas to a pressure of 18.0 atm at 0°C(273K) and volume of the cube doubles and the temperature is raised to 25°C, what is the new pressure? 
Maths Solution Maths Question

02/19/18

Polluted water was found to have the following pollutants in a ratio of 3:5:10. The chemicals are sulphuric acid, hydrochloric acid and ascetic acid. Calculate

to continue this question: calculate the volumes of each of the three chemicals in a 5ml sample.
Maths Solution Math Maths

02/19/18

2 to the power of ????=0.0156 or 1/64

answer please
Maths Solution

02/07/18

Zak and Zara share 56 pears in the ratio 3:4. Zak gives 1/4 to another friend. How many does Zak have left

The ratio is 3:4
Maths Solution

02/07/18

Basically to do without measurement.

If the Earth is 150,000,000km from the sun, and it takes 365.25 days to circle around the sun, show that the speed of the Earth’s orbit around the sun is 107515km/h. Give your answer to the nearest... more
Maths Solution

02/05/18

I have the same amount of tens as thirty and the same amount of units as 28

I don’t understand the question 
Maths Solution

01/30/18

AREAS OF PARALLELOGRAMS AND TRIANGLES

1. AB and CD are parallel sides of trapezium ABCD. Diagonals AC and BD intersect at O. prove that ar(ΔAOD) = ar(ΔBOC).
Maths Solution

01/29/18

there are 8 times as many children as adults at the park. There are 5 adults. How many people are there altogether?

asked by my kids homework and the teacher reckons the correct answer is 40 - not sure this is correct
Maths Solution

01/24/18

Zoe scores 3/10 on her test. jordan scores 5/20. who has the better score explain you reason

The explanation must be correct  
Maths Solution Maths

01/17/18

solve the following system by substitution : 2x-3y=-2 and 4x+y=24

I need help with this question. 
Maths Solution Maths

01/17/18

The sum of two numbers is 9. The squares of the two numbers is 41. Find the values of the two numbers.

I need help with the question.
Maths Solution Maths

01/17/18

The sum of the digits of two-digit number is 7. when the digits are subtracted, the number is -5. find the number

I need help with this answer.

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