The cost of 5 litres of petrol is 260 find the cost of 1 liter and 15 litres of petro?​

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?

Which expression demonstrates the use of the commutative property of addition in the first step of simplifying the expression (-1+i)+(21+5i)+0

Avery’s piggy bank has 300 nickels, 450 pennies, and 150 dimes. she randomly picks three coins. each time she picks a coin, she makes a note of it and puts it back into the piggy bank before picking the next coin.