the diameter of a circular lawn is 84m and the path of 7 metre wide runs round inside the lawn find the cost of paving the lawn with stones at rupees 15 per square metre​

Adriano loves anime and collects toys from his favorite series.each month he gains 4 toys. if adriano has 3 toys when he starts collecting, how many does he have after 4 months

What is the standard form of -5x^2+2x^4-11+x^3+3x

Miranda is braiding her hair.then she will attach beads to the braid.she wants 1_3 of the beads to be red.if the greatest number of beads that will fit on the braid is 12,what other fractions could represent the part of the beads that are red?