To make 100g of jam you need 23g of strawberries, 51g of blackberries and the rest should be sugar.
What is the ratio of blackberries to sugar?
Give your answer in its simplest form.

You should keep me as straight as can be, yet very few do. Most of the time I am slightly bent or curved. Your sadness usually causes me to bend further, but don’t bend me for too long or I may never be able to fully straighten out again. What am I?

Step-by-step explanation:

The answer to you riddle is: Are you asleep yet?