Colin, Natasha and Angad share £48 in a ratio 2:3:3. How much money does each person get?The ratio of boys to girls in a class is 5:7. There are 36 students in the class. How many more girls than boys are there?

The measurement of one angle of a right triangle is 34°. what is the measurement of the third angle?

50 points! antonio made a scale model of a building. the model's scale is 1 inch to 235 feet and its height is 3.5 inches. what is the exact height of the actual building? enter your answer in the box.

Find the gradient of f(x,y,z)equals=left parenthesis x squared plus y squared plus z squared right parenthesis superscript negative 1 divided by 2 baseline plus ln left parenthesis x right parenthesis x2+y2+z2−1/2+ln(xyz) at the point left parenthesis negative 2 comma 1 comma negative 2 right parenthesis(−2,1,−2).