Louis makes a model of a plane. The wingspan of the model is 50 centimetres.
The wingspan of the real plane is 80 metres.

Work out the scale of the model.
Give your answer in the form 1:n

Enter the missing numbers in the boxes to complete the table of equivalent ratios of lengths to widths. ? 18 8 ? 10 30 12 ?

What is the average diastolic blood pressure for adults

Sara has been reading about different types of financial grants, including federal pell grants, academic competitiveness grants, smart grants, and teach grants. which statement about these grants is true? filling out a fafsa will not her apply for these grants. she will not have to pay back any funds she receives from these grants. these grants only go to students with less than a 3.0 gpa. she will have to pay back all the funds she receives from these grants.