MINDBENDER

1. Elijah is two-thirds the age of Will, who is three-quarters as old as Mason. In 20 years, Mason will be a third older than Elijah. How old is Will now? 2. What connects jacket, lady and service? 3. Which nicknamed London building might upset HER KING? 4. Which is the odd one out: Zelda, Endora, Hilda, Sabrina? 5. Using the chemical symbols, what manoeuvre may boron, actinium, potassium, fluorine, lithium and phosphorus perform?