Can any one snd me the tenth model question papers this year(3 sets)
Answers
SECTION A -1 MARK QUESTIONS
1. Evaluate cos² 60° + cos² 45°
2. If Δ PQR ≈ΔXYZ , QR=5 cm , yz = 7 cm , and ar[ΔPQR]=75cm² , find ar[ΔXYZ]
3.If the roots of the equation 2x²+px+8=0, are real and equal, find the value of "p"?
4. change the rational numbers 23÷25 into decimal form without actually using the long division method.
SECTION B - 2 MARKS QUESTIONS
1. Use Euclid's division algorithm to find the HCF of 455 and 42
2. which term of the AP : 4,9,14..........is 254?
3.Find the 6th term from the end if the AP:17, 14,11,...........,-40
4.two coins are tossed simultaneously . Find the probability of getting atmost 1 head.
SECTION C - 3 MARKS QUESTIONS
1. Find the ratio in which the line segment joining P(5,-4)and Q(-1,-4) is divided by the Y axis also find the cordinates of the point of division .
2. A circus tent is in the shape of a cylindrical surmounted by a cone . find the area of the canvas required to make the tent , if the hieght and radius of cylindrical part are 11m and 12 m respectively and thehieght of the conical part is 5 cm .
3. the base radius and hieght of a right circular solid cone and 2 cm and 8 cm respectively . it is melted and recast into spheres of diameter 2 cm each . find the number of spheres so formed ?