7. In each question, you are given certain data followed by two statements. For answering the question.
Mark (a), if the question can be answered with the help of one of the statements, but not with the help of the other statement.
Mark (b), if the question can be answered with the help of either of the statements alone.
Mark (c), if the question can be answered only with the help of both the statements.
Mark (d), if the question can not be answered even with the help of both the statements together.
A farmer has two types of seeds, black and white. Both of them produce the plants of their own colours. The black plant produces black and red coloured flowers while the white plant produces white and red coloured flowers. If the farmer plants hundred seeds and all of them produce one plant each then what is the number of black seeds planted?
1. The number of red flowers is 70.
2. The number of plants with black flowers is ten.