Mathematics

Q123

Two numbers are respectively 20% and 50% more than a third. What percentage is the first to the second?

Q126

You need 4/5 cups of water for a recipe. You accidentally put 1/3 cups into the mixing bowl. How much more water do you need?

Q127

Ratio of Bio students to math students is 6:7. If 90 students are taking bio, how many are taking maths?

Q130

The sum of two numbers is 310 and their difference is 56. Find the numbers:

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