Maths studying

Question 1

What is … rounded of to the nearest 10
1.65-
2.49-
3.96-
4.38-

Answer 1

1.70
2.50
3.100
4.40

Question 2

carry on the number pattern …(extend 3 more times)
1. 4,8,12,16,20-
2.6,12,18,24,30-

Answer 2

1.-24,28,32
2.-36,42,48