Solve the equation (No Links pls) σ_15.11 + σ_16.85 = sqrt σ_1^2/n_1 + σ_2^2/n_2

σ_1 = 3.868
σ_2 = 2.933
n_1 = 45
n_2 = 60

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?

Solve this and show you’re work step by step ! -5 3/4+3h< 9 1/4 -

Afarm that has 4 x 10^2 acres has 1.2 x 10^5 cattle. what is the average number of cattle per acre? write the answer in scientific notation. answere asap