My Practice Time 4 Shiva went to Rajaram Provision Store and bought 2 kg of tuar dal at 383.50 per kg,
3-kg of moong dal at 371.70 per kg, 5 kg of rice at 52.00 per kg, 100 g of mustard at
*85 per kg and 250 g of jeera at 200 per kg. Prepare a bill and find the total cost. Find
out how much he should get back, if he gives a 1000 note to the shopkeeper.
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The fence around a quadrilateral-shaped pasture is 3a^2+15a+9 long. three sides of the fence have the following lengths: 5a, 10a-2, a^2-7. what is the length of the fourth side of the fence?

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?

Christine wong has asked dave and mike to her move into a new apartment on sunday morning. she has asked them both, in case one of them does not show up. from past experience, christine knows that there is a 40% chance that dave will not show up and a 30% chance that mik a. what is the probability that both dave and mike will show up? (round your answer to 2 decimal places.) b. what is the probability that at least one of them will show up? c. what is the probability that neither dave nor mike will show up? (round your answer to 2 decimal places.)e will not show up. dave and mike do not know each other and their decisions can be assumed to be independent.