× and – I. 17 – 21 + 86 ÷ 2 × 13 = 387 II. 10 + 63 – 12 × 259 ÷ 7 = 739
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Q:
By interchanging the given two signs, which of the following equations will NOT be correct? × and – I. 17 – 21 + 86 ÷ 2 × 13 = 387 II. 10 + 63 – 12 × 259 ÷ 7 = 739
Since Nithya and Suganya exchange places, so Rita’s new position is the same as Monika’s earlier position. This position is 17th from the right and 10th from the left. Therefore Number of girls in the row = (16 + 1 + 9) = 26.