This blog makes available plenty of questions for practice, for the Mathematics competitive exams. We also try to bring to students interesting ways of approaching the questions. If you need any assistance in questions from IPM, MTSE, SCHOLARSHIP, OLYMPIAD, CBSE , ICSE or Board test papers, you may write to us.
Saturday, November 9, 2013
maths activities
check out for activities in math
http://www.bbc.co.uk/schools/gcsebitesize/maths/activities.shtml
http://www.bbc.co.uk/schools/gcsebitesize/maths/activities.shtml
reference books
A good book for basic mathematics
http://www.cbtricks.com/miscellaneous/tech_publications/neets/basic_math_and_algebra.pdf
http://www.cbtricks.com/miscellaneous/tech_publications/neets/basic_math_and_algebra.pdf
Friday, November 8, 2013
Circle
Circle C has the equation (x-4)2 + (y-8)2
=289
The point P (x,y) lies on C.
a) Find, in terms of x and y, the gradient of the tangent of C at P.
b) Hence, or otherwise, find an equation of the tangent to C at the point (21,8).
The point P (x,y) lies on C.
a) Find, in terms of x and y, the gradient of the tangent of C at P.
b) Hence, or otherwise, find an equation of the tangent to C at the point (21,8).
mensuration
A circular pipe has outer diameter 4 cm and thickness t cm.
a) Show that the area of the cross section, A cm2, is given by A=pi(4t-t2)
b) Find the rate of increase of A with respect to t when t=1/4 and when t=1/2
a) Show that the area of the cross section, A cm2, is given by A=pi(4t-t2)
b) Find the rate of increase of A with respect to t when t=1/4 and when t=1/2
Mock test IPM std 4 / std 5
http://downloads.bbc.co.uk/schools/gcsebitesize/maths/mocks/mathsmockf2_calc.pdf
reference
topics on Geometry, numbers, ratio, surds etc.
http://www.bbc.co.uk/schools/gcsebit...2hirev10.shtml
http://www.bbc.co.uk/schools/gcsebit...2hirev10.shtml
Wednesday, November 6, 2013
miscellaneous equations
Solve the system of equation:
4x + 4y3 - 10y = 0 --------- (1)
12xy2 - 10x + 2y = 0 -------- (2)
12xy2 - 10x + 2y = 0 -------- (2)
Monday, November 4, 2013
Wednesday, October 30, 2013
Tuesday, October 29, 2013
Sunday, October 27, 2013
Friday, October 25, 2013
Monday, October 21, 2013
Time and Money
A man invested Rs. 3300 in a bank
on simple interest for 2 years at 5% p.a. Had the man invested the same
principal at the same rate of interest for the same period compounded annually,
what would be the percentage
increase in the interest earned?
profit and loss
I purchase some eggs for $100.
20% of the eggs break in transit, out of the remaining 25%was rotten. What profit percentage should I
make on the remaining to get an overall 20% profit?
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