ICSE − Q & A

Solve the equation 3x^2 - x - 7= 0  Give your answer correct to two decimal places.

x= 1.73 or -1.33 is what i am getting.....

+ 1 more questions by yobro57  

Find the mean proportion between (SquareRoot27-SquareRoot18) and (SquareRoot27+SquareRoot18). I am getting 3..... anyone else?
asked by Arjun (yobro57) 7 years ago
3

http://www.respaper.com/icse/410/1816-pdf.html Question 11a) I have rechecked again and again but I keep getting Summation of FiUi as -16... i don't know whats happening

Simplify K⁴ + k² + 1

The diff. between SI AND CI is for 2 years is 19.20 when the P is 3000. Find rate
show working

+ 1 more questions by qwerty6699  

The amount with Mr. X and Mr.Y is in the ratio 8:9. Y was given 180 more. How much should be given to X to maintain the ratio? Show the working!!
asked by Qwerty (qwerty6699) 7 years ago
1

5. Mr. Christopher invests Rs. 26680 in buying Rs. 50 shares at a discount of 8%. He sells shares worth Rs. 15000 at a premium of 6% and the rest at a discount of 10%. Find his total gain or loss from the transaction. 
help please?

solve -  cos(50+theta) = sin(30+theta)

Tricky questions 
1)How many people must be there in a room to make the probability 100% that two people in the room have same birthday?
2)How many people must be there in a room to make the probability 50% that two people in the room have same birthday?

Pg.291,q.1 from selina.....pls help. ...

Anyone if knows which chapters are going to carry maximum marks

can anyone tell me wat to do in constructions
my 5 chpts r left wbu guys