PRACTICE AT HOME
Note: These were the evaluation questions given last Thursday.
Practice more at home. Write your answer in your math
notebook.
1.
Find the nth terms of the following sequences.
a)
b)
c)
d)
5,9,13,17,21, ---------------18,15,12,9,-----------------5,15,45,135,------------------2,10,50,250,--------------------
2.
Consider the sequence 7,13,19, 25,31,---------------.find the
100th term of this sequence.
3.
Which term of the sequence 8,12,16,20,-------------- is 328?
4.
Find the nth term of 8,13,20,29,40,-----------------------
5.
The side of a square is 18 cm corrected to the nearest cm. Find
the lower bound for the perimeter.
6.
The length and width of a rectangle are 12.5 cm. and 9.4 cm.
both corrected to the nearest one decimal place. Find the
upper bound for the area.
7.
The distance is 800 km corrected to the nearest 100 km. Time is
7 hours corrected to the nearest hour. Find the lower bound for
speed.