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CBSE->Std 10 Questions

Total Questions 2595
How did the first people understand each other while speaking as there was no one to teach them a language?
What are the tips to be followed while preparing for the NTSE exams of tenth standard?
find a and b if the equations have many solutions. 2x - (a - 4)y = 2b + 1 and 4x - (a - 1y) = 5b - 1
solve for x and y in the following equation - 2(ax - by) + (a + 4b) = o and 2(bx + ay) + (b - 4a) = 0
solve for x and y in the following equation (a-b)x+(a+b)y=a*a-2ab-b*band (a+b)(x+y)=a*a+b*b
find a and b if the given pair of equation has many solutions. 2x + 3y = 7 and (a + b)x - (2a - b)y = 21
define displacement?what is its SI unit?
FIND m IF THE LINEAR EQUATION mx+4y=m+12 and 16x+my=m HAVE MANY SOLUTIONS.
SOLVE THE PAIR OF LINEAR EQUATION EQUATION BY CROSS MULTIPLICATION METHOD-x/a+y/b=2 and ax-by=a*a-b*b
Solve the pair of Linear Equation by cross multiplication method. x/a + y/b = a + b , x/a*a + y/b*b = 2.
Solve the pair of linear equation by cross multiplication method 2(ax-by)+a+4b=0 & 2(bx+ay)+b-4a=0
What is matter ?
how does an amoeba obtain its food
difference between ions and polyatomic ions?
what are the characteristics of sound?
which is the first european fort which was made in kerala?
who is the 1st chief justice of kerala
whose autobiography is 'ollivile ormakal'
Can you please tell me the meaning of the English word 'catalyze'?
where does an ear of fish lie