question_answer1) The value ofis (a) (b) (d) (d)
View Answer play_arrowquestion_answer2) The rational number between andis (a) (b) (c) (d)
View Answer play_arrowquestion_answer3) The H.C.P. of and is (a) (b) (c) (d)
View Answer play_arrowquestion_answer6) (a) (b) (c) (d)
View Answer play_arrowquestion_answer7) (a) 1 (b) (c) 2 (d)
View Answer play_arrowquestion_answer8) If tan2 45? - cos2 30? = x sin 45? cos 45?, then x = (a) 2 (b) -2 (c) (d)
View Answer play_arrowquestion_answer9) The value of (a) (b) (c) 1 (d) 2
View Answer play_arrowquestion_answer10) If the mean of the following distribution is , then the value of y is
x | : | 1 | 2 | 3 | 4 | 5 |
y | : | 4 | 5 | y | 1 | 2 |
question_answer14) In and the bisector of intersects AC at D. Prove that
View Answer play_arrowquestion_answer16) If prove that
View Answer play_arrowquestion_answer18) If the mean of the following distribution is 6, find the value of p.
x | : | 2 | 4 | 6 | 10 | p + 5 |
f | : | 3 | 2 | 3 | 1 | 2 |
question_answer19) Prove that is irrational OR Prove that is irrational.
View Answer play_arrowquestion_answer21) If and are zeroes of polynomial p(x) = x2 + x + 1, then find the value of and .
View Answer play_arrowquestion_answer23) D, E and F are mid-points of sides BC, CA and AB respectively of a Prove that
View Answer play_arrowquestion_answer25) If prove that
View Answer play_arrowquestion_answer27) If the mean of the following distribution is 27, find the value of p.
Clearly | 0-10 | 10-20 | 20-30 | 30-40 | 40-50 |
Frequency | 8 | P | 12 | 13 | 10 |
question_answer28) Find the median from :
Marks | 0-10 | 10-30 | 30-60 | 60-80 | 80-100 |
Frequency | 5 | 15 | 30 | 8 | 2 |
question_answer32) Without using trigonometric tables, evaluate the following :
View Answer play_arrowMarks | No. of students |
less than 10 less than 20 less than 30 less than 40 less than 50 less than 60 less than 70 less than 80 | 7 21 34 46 66 77 92 100 |
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