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what is the largest stick can you fit into a cylinder, if the radius is 3cm and the length is 24cm. To 2d.p

If the radius is 3cm then the diameter is 6cm. the largest stick would be the hypotonuse between the length ans the base and therefore pythagoras is needed.Stick Length= sqrt(radius2+lenght

EE
Answered by Elizabeth E. Maths tutor
3131 Views

A bag contains 8 oranges, 9 pears and 13 apples. What is the probability a pear is picked?

The probability of an event happening is defined as the number of outcomes you're looking for (in this example the number of pears, 9) divided by the total number of outcomes (i.e. the total number of fru...

MP
Answered by Marcus P. Maths tutor
3387 Views

Expand the following brackets: a) 4(x+3) b) 3(x-1)-2(x+5) c) (y-3)^2 d) (y-2)^2 + (y+3)^2

a) 4x + 12For this question you must expand out the bracket by multiplying the subjects within by the number at the front. 4x + (4 x 3) = 4x + 12
b) x - 13Although this question...

JF
Answered by Jasmin F. Maths tutor
5447 Views

If a car drives at 5 ms^-1 for 10 seconds and then 6 ms^-1 for 5 seconds, how far has it travelled in total?

The equation used here is speed = distance / time (s=d/t). Firstly the 30 ms^-1. Rearrange the equation to find distance (st=d). 5ms^-1 x 10s = 50m. The second stint is 6ms^-1 x 5s = 30m. This makes the t...

MP
Answered by Marcus P. Physics tutor
2888 Views

Find the equation of the tangent to the curve y = x2 -3x +5 at the point (1,3).

Find the equation of the tangent to the curve y = x2 -3x +5 at the point (1,3).The tangent is a straight line of the form y = mx+cTo find the gradient, m, we first differentiate the function:dy...

TD
Answered by Tilly D. Maths tutor
7144 Views

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