The simple interest on a sum of money in 2 years is Rs 90 less than its compound interest. If the rate of interest in a year is 15%, find the sum. ​

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?

40 describe the outliers from the scatter plot.

What dimensions can créate more than one triangle ?