Most appropriate formative task to assess the student's understanding of data analysis is
Role play
Cross word
Survey-based project
Quiz
If a set A contains 5 elements then, the number of subsets of A where none of the subset is empty set, is
32
16
64
31
If(x - 2) is a factor of x3 + ax2 + bx + 16 and b = 4a, then respective values of a and b are respectively
2, - 8
- 2, 8
- 2, - 8
2, 8
The abscissa of the point( - 2, - 5) is
2
- 2
5
- 5
B.
- 2
For a point(x, y) x is the abscissa and y is the ordinate. abscissa of ( - 2, - 1) is - 2
LCM and HCF of two numbers p and q are P and Q, respectively.
If P - p = q - Q, then
P - Q = p - q
pP = qQ
A person have some one rupee, 50 paise and 25 paise coins totalling Rs 210 in the ratio 5 : 6 : 8, then number of one rupee coin is
41
42
103
105