(a) Two quantities, y and x?, are in inverse proportion. If the difference in the values of y when x = 5 and when x = 10 is 1.2, find
(i)
an equation connecting x and y,
(ii) the value of y when x = -2.
(b), Two quantities, pand /7, are in direct proportion. When g is increased by
h%, the percentage increase in p is 200%. Find the value of h.

The box plot shows the number of raisins found in sample boxes from brand c and from brand d. each box weighs the same. what could you infer by comparing the range of the data for each brand? a) a box of raisins from either brand has about 28 raisins. b) the number of raisins in boxes from brand c varies more than boxes from brand d. c) the number of raisins in boxes from brand d varies more than boxes from brand c. d) the number of raisins in boxes from either brand varies about the same.

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m

Se tiene en una caja de canicas 10, 4 blancas y 6 negras ¿cual es la probabilidad que en 2 extracciones con reemplazo sean blancas? ¿cual es la probalidad que en 2 extracciones sin reemplazo sean negras?