The Knewton Blog

Subscribe to Newsletter

Our monthly newsletter features edtech and product updates, with a healthy dose of fun Knerd news.

Knewton Challenge Discussion – GMAT Data Sufficiency (Rembolse Insurance)

Posted in Test Prep on October 28, 2010 by



This is a Data Sufficiency problem from Session 5, Extra Practice HW 3 (Quantitative Strategy). So far, 49.6% of Knewton students have missed it. How would you approach it?

Try it out, then share your answers, questions, and thought processes in the comments below. Remember, if you’re in our GMAT class now, add your teacher name and session to your comment (e.g., Zwelling, MW 1:30).

In 2001, Rembolse Insurance sold 8,250 travel insurance policies in its international division. If 255 of the international division’s policies resulted in a claim, what was the claim rate, i.e. the number of claims per 100 policies, for the domestic division in 2001?

1. In 2001, the overall claim rate for the international and domestic divisions combined was 4.5 claims per 100 policies.
2. In 2001, the domestic division sold 4,550 policies.

[A] Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
[B] Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
[C] BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
[D] EACH statement ALONE is sufficient.
[E] Statements (1) and (2) TOGETHER are NOT sufficient.