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periodic assessment 4
(Based on chapters 8 & 9)
1. A robot has been developed which can quickly replace a number with the English letter at its
position. From the letters obtained, the robot can form a meaningful word by rearranging
the letters. Aditi has provided following numeric codes to the robot. See, if you can compete
with the robot and make meaningful words from these codes:
a. 19 3 15 15 2 20 18 9
b. 9 3 9 18 1 1 9 6 20 12
5 3 5 12 12 14 20 9 7 9 5 14
c. 19 9 1 3 14 13 5
9 14 9 19 15 22
d. 9 19 15 7 20 19 3 12 9
14 14 9 7 16 14 12 1
2. Look at the pictures of given SDGs and write their goals.
a. ____________________________________________________________________
b. ____________________________________________________________________
c. ____________________________________________________________________
d. ____________________________________________________________________
e. ____________________________________________________________________
f. ____________________________________________________________________
g. ____________________________________________________________________
PB Premium Edition-VIII Periodic Assessment 4 131

