6) A garden is 90m long and 50m wide. A path of 5m width is built outside and around it. Find
(1) the area of the path
(11) the cost of cementing the path at the rate of Rs 250 per mº​

An angle that measures between 90 and 180° is called a(,

How far could you drive on 50 gallons of gas

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?