Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

James ordered a fishing rod, priced at $3.56. Unfortunately, James is an Eskimo who lives in a very remote part of Greenland and the import rules forbid any package longer than 4 feet to be imported. The fishing rod was 4 feet and 1 inch, just a little too long, so how can the fishing rod be mailed to James without breaking the rules? Ideally James would like the fishing rod to arrive in one piece!

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

Find the next number in the series.
1 10 24 43 67 ?

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

I am sure no one can have two things for dinner. what are they?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

Can you write down eight eights so that they add up to one thousand?

Rose, Lily and Jasmine decided to buy flowers for their moms on Mother's Day. One of them bought lilies, the other roses, and the third one jasmines.
'It's funny!' said the girl with roses, 'we bought roses, jasmines and lilies, but none of us bought the flowers matching her name'.
'You're right!', said Lily.
What kind of flowers did each of the girls buy?

What is the below Rebus indicate?