Can someone check these sentences, please? Thank you. 1) Hi! Im Mr Radcliffe. Today I would like to tell you about an unpleasant story which happened to me last Friday . 2) It was a beautiful day so I decided to invite our friends, Mr and Mrs Ghandon, to have dinner at o...
Let 3^a be the highest power of 3 that divides 1000! . What is a ?
arrange in descending order: 4/5, 6/20, 8/24 and 5/8.
Consider all quadruples of real numbers (x_1,x_2,x_3,x_4), such that x_1\leq x_2 \leq x_3 \leq x_4 and each of the four numbers plus the product of the other three equals 130. If S is the sum of all possible values of x_4, what is S, rounded to the nearest integer?
3 real numbers that form a geometric progression have sum equal to 175 and product equal to 17576. What is the sum of the largest and smallest numbers?
Can someone check of this email is grammatically correct? Thank you. How are things? 1) Ive been on holiday in England and Ive been attending an English summer course for two weeks. 2) Ive met an interesting girl from London, Mary, at a party organized by the...
A firm's target capital structure consists of 40 percent debt, 5 percent preferred stock, and 55 percent common equity. The firms cost of debt is 10%, the cost of preferred stock is 11.26%, and the cost of equity is 14 %. What is the firm's weighted average cost ...
a box with an open top is constructed from a rectangular piece of cardboard with dimensions 14 inches by 18 inches by cutting out and discarding equal squares of side x at each corner and then folding up the sides as in the figure. The cost to create such a box is 2.50 per squ...
0.833 grams per mm
A new car that is a gas- and electric-powered hybrid has recently hit the market. The distance traveled on one gallon of fuel follows an exponential distributed with a mean of 63 miles. One car is selected at random and is driven on one gallon of gas. What is the probability
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