Q2. What is the formula used in Arithmetic Mean? Ans. Arithmetic Mean = Sum of all terms in the AP / Number of terms in the AP Q3. What is the formula used in the Sum of ‘n’ terms of an AP? Ans. Sum ...

Challenge 7 is all about problem solving and percentages. Maths teacher Chris Smith and pupils from Grange Academy are here to help you crack this one. The Maths Week Scotland Daily Challenges have ...

Discover more about the many different types of birds found around the world with Cam and Sophie the barn owl from One Zoo Three. What are reptiles? Discover the cold-blooded world of reptiles with ...

Federal Trade Commission staff sent letters to 10 companies, warning them of potential violations of the agency’s Consumer Review Rule, which governs how p… ...

Travelex Foreign Coin Services Ltd require a minimum order of £100 for both collection and home delivery. The maximum order allowed is £2,500. Delivery is free for orders over £600. A delivery charge ...