Question

4
8 12
16 20 24
28 32 36 40
(a) Write next two lines this pattern
(b) Find the first and last number of 11th row​

Answer 1

Answer:

(a.) 1 line :-44,48,52,56,60

2line :-64,68,72,76,80,84

(b.) first no.is 224 and last no.is 264

Step-by-step explanation:

(b.) we continue this pattern till that it reach at 11 row

7 row :- 88,92,96,100,104,108,112

8 row :- 116,120,124,128,132,136,140,144

9 row :- 148,152,156,160,164,168,172,176,180

10 row :- 184,188,192,196,200,204,208,212,216,220

11row :- 224,228,232,236,240,244,248,252,256,260,264

thus ,

first no. of 11 row is 224

Last no.of 11 row is 264