11.

The smallest value of y in the number 9y8071 so that it is divisible by 11 is

• 2

• 3

• 1

• 0

A sum of money amounts to Rs. 4818 after 3 yr and  Rs. 7227 after 6 yr on compound interest. The sum is

• 3122

• 3212

• 2409

• 2490

If the weight of 18 sheets of paper is 50 g, how many sheets of the same paper will weigh 3$\frac{3}{4}$kg

• 1386

• 1836

• 1350

• 1314

$\mathrm{If} \frac{3\mathrm{x} - 2}{3} + \frac{2\mathrm{x} + 3}{2} = \mathrm{x} + \frac{7}{6}, \mathrm{then} \mathrm{the} \mathrm{value} \mathrm{of} \frac{5\mathrm{x} - 2}{4} \mathrm{is}$

• $\frac{1}{4}$

• $\frac{ - 1}{12}$

• $\frac{1}{12}$

• $\frac{ - 1}{3}$

If the number of sides of a regular polygon is n, then the number of lines of symmetry is equal to

• 2n

• n

• $\frac{\mathrm{n}}{2}$

• n²

The sides of a triangle are 6.5 cm, 10 cm and x cm, where x is a positive number. What is the smallest possible value of x among the following?

• 3.5

• 4

• 4.5

• 2.8

Chhaya simplified the given rational number $\frac{ - 25}{ - 30} = - \frac{5}{6}$ This error can be considered as 

• procedural error

• error due to wrong interpretation of problem

• careless error

• conceptual error

·Data handling' at upper primary stage focuses on

• data organisation only

• techniques of data collection

• data collection, organisation and interpretation

• data interpretation only

Read the following problem given in a textbook for class VIL "A map is given with a scale of 2 cm = 1000 km. What is the actual distance between two places (in km), if the distance on the map is 2.5 cm?" This problem is

• based on higher order thinking skills

• to enhance problem solving skills

• interdisciplinary in nature

• investigatory in nature

Which one of the following is not a Mathematical process?

• Memorisation

• Measurement

• Visualisation

• Estimation