My mom purchased two apples and 4 oranges the oranges were $28 per pound each pound of apples or the same amount she spent between $150 + $156 what is the least amount she could have spent what is the most she could have spent

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.

Angle that produces maximum distance

Square a has a side length of (2x-7) and square b has a side length of (-4x+18). how much bigger is the perimeter of square b than square a?and show all work! you so