Mathematics, 08.06.2021 19:40 klanclos1620
(9) 1 and (G) 2 and 7 (0) 4 and 5 (E) 3 and 6
27. Ria and Flora compare their savings and realise that they are in the ratio is to each other. Then Ria buys a tablet
for 160 €. The ratio of their savings thus changes to 315,
How much money did Ria have before she bought the tablet?
(A) 192 € () 200 € (C) 250 € (D) 400 € (E) 420 €
Answers: 1
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In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36
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The volume of a spherical hot air balloon v(r) = 4 3 ? r3 changes as its radius changes. the radius is a function of time given by r(t) = 3t. find the instantaneous rate of change of the volume with respect to t at t = 2.
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(9) 1 and (G) 2 and 7 (0) 4 and 5 (E) 3 and 6
27. Ria and Flora compare their savings and realise t...
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