Question Details

Detailed explanation and options for the selected question.

What is the sum of all even numbers between 1 and 50?

A. 600
B. 650
C. 700
D. 750

Explanation:

There are 25 even numbers. Sum = n/2 × (first + last) = 25 × (2 + 50)/2 = 650. Other options miscalculate.

Related Topics

How to Calculate the Percentage of a Number?

Revision Notes

How to Solve Systems of Nonlinear Equations

Revision Notes

How to Solve Multi-Variable Word Problems (Systems of Equations)

Revision Notes

How to Convert Decimals to Fractions and Percentages

Revision Notes

How to Calculate Percentile Rank

Revision Notes

How to Add and Subtract Fractions (Different Denominators)

Revision Notes

What Is the Central Limit Theorem?

Revision Notes

How to Use Summation Formulas for Arithmetic and Geometric Series

Revision Notes

How to Interpret Logarithmic Scales (pH, Richter, Decibel)

Revision Notes

How to Graph Hyperbolic Functions (sinh, cosh)

Revision Notes