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Rose, Jessica and Vanessa pooled together some money to start a clothing boutique.
The ratio of Rose's share to the combined share of Jessica and Vanessa is 5:6.
The ratio of Vanessa's share to the combined share of Rose and Jessica is 3:4.
(a) Find the ratio of Rose's to Jessica's share to Vanessa's share.
(b) If Vanessa had put in $630 more than Jessica, find the total pool of money.
Notes to students: