CBSE
#8
Class Class 10
Mathematics
Real Numbers 2026
Mcq
1M
$7 \times 11 \times 13 + 5$ is:
A. a prime number
B. an odd number
C. a composite number
D. a multiple of 5
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CBSE
#10
Class Class 10
Mathematics
Statistics 2026
Long
4M
Air Quality Index (AQI) is a scale from 0 to 500 that indicates air quality. Mansi collected daily AQI data of her city for a month:
AQI Range: 1-100, 101-200, 201-300, 301-400, 401-500
Number of Days: 3, 9, 12, 4, 2
(i) Convert the data to continuous frequency distribution.
(ii) What is the quality of air in most of the days of the month?
(iii)(a) Using the table formed in part (i), find the mode of the data.
OR
(iii)(b) Using the table formed in part (i), find the median of the data.
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CBSE
#16
Class Class 10
Mathematics
Coordinate Geometry 2026
Short
3M
(a) The vertices of a rhombus ABCD are A(-3, -4), B(5, -3), C(1, 4) and D(-7, 3). Find the length of both the diagonals. Hence, find area of the rhombus ABCD.
OR
(b) The line segment joining the points A(-5, 1) and B(7, 6) is trisected at the points P and Q such that P is nearer to A. If P lies on the line x + y = k, then find the value of k.
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