The diameter of a circle is found by doubling the radius. Write a formula for the diameter of a circle, d, of its radius, r.​

During your cycling trip, you and your friends often stayed in hostels. the prices of these are listed below. hostel standard room (price per night) with breakfast (price per night) super sleep hostels £22.45 £28.65 normandy nights £18.55 £25 zzzola hostels £24.50 £30.99 belgian beds £11.20 £18.55 night-time rest days ? £33 what is the range in cost for a single night, including both standard room prices and with breakfast prices?

Who long does it take to drive 150 miles at 45 miles per hour

The product of sin 30 degrees and sin 60 degrees is same as the product of